source: draft-ietf-httpbis/diffs/draft-ietf-httpbis-p7-auth-05-from-4.diff.html

Last change on this file was 547, checked in by julian.reschke@…, 11 years ago

Prepare submission of draft -06 on Monday, March 09.

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40<body > 
41  <table border="0" cellpadding="0" cellspacing="0"> 
42  <tr bgcolor="orange"><th></th><th>&nbsp;draft-ietf-httpbis-p7-auth-04.txt&nbsp;</th><th> </th><th>&nbsp;draft-ietf-httpbis-p7-auth-05.txt&nbsp;</th><th></th></tr> 
43      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
44      <tr><td class="lineno" valign="top"></td><td class="left">Network Working Group                                   R. Fielding, Ed.</td><td> </td><td class="right">Network Working Group                                   R. Fielding, Ed.</td><td class="lineno" valign="top"></td></tr>
45      <tr><td class="lineno" valign="top"></td><td class="left">Internet-Draft                                              Day Software</td><td> </td><td class="right">Internet-Draft                                              Day Software</td><td class="lineno" valign="top"></td></tr>
46      <tr><td class="lineno" valign="top"></td><td class="left">Obsoletes: 2616 (if approved)                                  J. Gettys</td><td> </td><td class="right">Obsoletes: 2616 (if approved)                                  J. Gettys</td><td class="lineno" valign="top"></td></tr>
47      <tr><td class="lineno" valign="top"></td><td class="left">Updates: 2617 (if approved)                         One Laptop per Child</td><td> </td><td class="right">Updates: 2617 (if approved)                         One Laptop per Child</td><td class="lineno" valign="top"></td></tr>
48      <tr><td class="lineno" valign="top"></td><td class="left">Intended status: Standards Track                                J. Mogul</td><td> </td><td class="right">Intended status: Standards Track                                J. Mogul</td><td class="lineno" valign="top"></td></tr>
49      <tr><td><a name="diff0001" /></td></tr>
50      <tr><td class="lineno" valign="top"></td><td class="lblock">Expires: Ma<span class="delete">rch 2, 2009</span>                                                HP</td><td> </td><td class="rblock">Expires: Ma<span class="insert">y 20, 2009 </span>                                                HP</td><td class="lineno" valign="top"></td></tr>
51      <tr><td class="lineno" valign="top"></td><td class="left">                                                              H. Frystyk</td><td> </td><td class="right">                                                              H. Frystyk</td><td class="lineno" valign="top"></td></tr>
52      <tr><td class="lineno" valign="top"></td><td class="left">                                                               Microsoft</td><td> </td><td class="right">                                                               Microsoft</td><td class="lineno" valign="top"></td></tr>
53      <tr><td class="lineno" valign="top"></td><td class="left">                                                             L. Masinter</td><td> </td><td class="right">                                                             L. Masinter</td><td class="lineno" valign="top"></td></tr>
54      <tr><td class="lineno" valign="top"></td><td class="left">                                                           Adobe Systems</td><td> </td><td class="right">                                                           Adobe Systems</td><td class="lineno" valign="top"></td></tr>
55      <tr><td class="lineno" valign="top"></td><td class="left">                                                                P. Leach</td><td> </td><td class="right">                                                                P. Leach</td><td class="lineno" valign="top"></td></tr>
56      <tr><td class="lineno" valign="top"></td><td class="left">                                                               Microsoft</td><td> </td><td class="right">                                                               Microsoft</td><td class="lineno" valign="top"></td></tr>
57      <tr><td class="lineno" valign="top"></td><td class="left">                                                          T. Berners-Lee</td><td> </td><td class="right">                                                          T. Berners-Lee</td><td class="lineno" valign="top"></td></tr>
58      <tr><td class="lineno" valign="top"></td><td class="left">                                                                 W3C/MIT</td><td> </td><td class="right">                                                                 W3C/MIT</td><td class="lineno" valign="top"></td></tr>
59      <tr><td class="lineno" valign="top"></td><td class="left">                                                           Y. Lafon, Ed.</td><td> </td><td class="right">                                                           Y. Lafon, Ed.</td><td class="lineno" valign="top"></td></tr>
60      <tr><td class="lineno" valign="top"></td><td class="left">                                                                     W3C</td><td> </td><td class="right">                                                                     W3C</td><td class="lineno" valign="top"></td></tr>
61      <tr><td class="lineno" valign="top"></td><td class="left">                                                         J. Reschke, Ed.</td><td> </td><td class="right">                                                         J. Reschke, Ed.</td><td class="lineno" valign="top"></td></tr>
62      <tr><td class="lineno" valign="top"></td><td class="left">                                                              greenbytes</td><td> </td><td class="right">                                                              greenbytes</td><td class="lineno" valign="top"></td></tr>
63      <tr><td><a name="diff0002" /></td></tr>
64      <tr><td class="lineno" valign="top"></td><td class="lblock">                                                       <span class="delete">  August 29</span>, 2008</td><td> </td><td class="rblock">                                                       <span class="insert">November 16</span>, 2008</td><td class="lineno" valign="top"></td></tr>
65      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
66      <tr><td class="lineno" valign="top"></td><td class="left">                    HTTP/1.1, part 7: Authentication</td><td> </td><td class="right">                    HTTP/1.1, part 7: Authentication</td><td class="lineno" valign="top"></td></tr>
67      <tr><td><a name="diff0003" /></td></tr>
68      <tr><td class="lineno" valign="top"></td><td class="lblock">                     draft-ietf-httpbis-p7-auth-0<span class="delete">4</span></td><td> </td><td class="rblock">                     draft-ietf-httpbis-p7-auth-0<span class="insert">5</span></td><td class="lineno" valign="top"></td></tr>
69      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
70      <tr><td class="lineno" valign="top"></td><td class="left">Status of this Memo</td><td> </td><td class="right">Status of this Memo</td><td class="lineno" valign="top"></td></tr>
71      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
72      <tr><td class="lineno" valign="top"></td><td class="left">   By submitting this Internet-Draft, each author represents that any</td><td> </td><td class="right">   By submitting this Internet-Draft, each author represents that any</td><td class="lineno" valign="top"></td></tr>
73      <tr><td class="lineno" valign="top"></td><td class="left">   applicable patent or other IPR claims of which he or she is aware</td><td> </td><td class="right">   applicable patent or other IPR claims of which he or she is aware</td><td class="lineno" valign="top"></td></tr>
74      <tr><td class="lineno" valign="top"></td><td class="left">   have been or will be disclosed, and any of which he or she becomes</td><td> </td><td class="right">   have been or will be disclosed, and any of which he or she becomes</td><td class="lineno" valign="top"></td></tr>
75      <tr><td class="lineno" valign="top"></td><td class="left">   aware will be disclosed, in accordance with Section 6 of BCP 79.</td><td> </td><td class="right">   aware will be disclosed, in accordance with Section 6 of BCP 79.</td><td class="lineno" valign="top"></td></tr>
76      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
77      <tr><td class="lineno" valign="top"></td><td class="left">   Internet-Drafts are working documents of the Internet Engineering</td><td> </td><td class="right">   Internet-Drafts are working documents of the Internet Engineering</td><td class="lineno" valign="top"></td></tr>
78      <tr><td class="lineno" valign="top"></td><td class="left">   Task Force (IETF), its areas, and its working groups.  Note that</td><td> </td><td class="right">   Task Force (IETF), its areas, and its working groups.  Note that</td><td class="lineno" valign="top"></td></tr>
79      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
80      <tr bgcolor="gray" ><td></td><th><a name="part-l2" /><small>skipping to change at</small><em> page 1, line 49</em></th><th> </th><th><a name="part-r2" /><small>skipping to change at</small><em> page 1, line 49</em></th><td></td></tr>
81      <tr><td class="lineno" valign="top"></td><td class="left">   and may be updated, replaced, or obsoleted by other documents at any</td><td> </td><td class="right">   and may be updated, replaced, or obsoleted by other documents at any</td><td class="lineno" valign="top"></td></tr>
82      <tr><td class="lineno" valign="top"></td><td class="left">   time.  It is inappropriate to use Internet-Drafts as reference</td><td> </td><td class="right">   time.  It is inappropriate to use Internet-Drafts as reference</td><td class="lineno" valign="top"></td></tr>
83      <tr><td class="lineno" valign="top"></td><td class="left">   material or to cite them other than as "work in progress."</td><td> </td><td class="right">   material or to cite them other than as "work in progress."</td><td class="lineno" valign="top"></td></tr>
84      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
85      <tr><td class="lineno" valign="top"></td><td class="left">   The list of current Internet-Drafts can be accessed at</td><td> </td><td class="right">   The list of current Internet-Drafts can be accessed at</td><td class="lineno" valign="top"></td></tr>
86      <tr><td class="lineno" valign="top"></td><td class="left">   http://www.ietf.org/ietf/1id-abstracts.txt.</td><td> </td><td class="right">   http://www.ietf.org/ietf/1id-abstracts.txt.</td><td class="lineno" valign="top"></td></tr>
87      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
88      <tr><td class="lineno" valign="top"></td><td class="left">   The list of Internet-Draft Shadow Directories can be accessed at</td><td> </td><td class="right">   The list of Internet-Draft Shadow Directories can be accessed at</td><td class="lineno" valign="top"></td></tr>
89      <tr><td class="lineno" valign="top"></td><td class="left">   http://www.ietf.org/shadow.html.</td><td> </td><td class="right">   http://www.ietf.org/shadow.html.</td><td class="lineno" valign="top"></td></tr>
90      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
91      <tr><td><a name="diff0004" /></td></tr>
92      <tr><td class="lineno" valign="top"></td><td class="lblock">   This Internet-Draft will expire on Ma<span class="delete">rch 2</span>, 2009.</td><td> </td><td class="rblock">   This Internet-Draft will expire on Ma<span class="insert">y 20</span>, 2009.</td><td class="lineno" valign="top"></td></tr>
93      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
94      <tr><td class="lineno" valign="top"></td><td class="left">Abstract</td><td> </td><td class="right">Abstract</td><td class="lineno" valign="top"></td></tr>
95      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
96      <tr><td class="lineno" valign="top"></td><td class="left">   The Hypertext Transfer Protocol (HTTP) is an application-level</td><td> </td><td class="right">   The Hypertext Transfer Protocol (HTTP) is an application-level</td><td class="lineno" valign="top"></td></tr>
97      <tr><td class="lineno" valign="top"></td><td class="left">   protocol for distributed, collaborative, hypermedia information</td><td> </td><td class="right">   protocol for distributed, collaborative, hypermedia information</td><td class="lineno" valign="top"></td></tr>
98      <tr><td class="lineno" valign="top"></td><td class="left">   systems.  HTTP has been in use by the World Wide Web global</td><td> </td><td class="right">   systems.  HTTP has been in use by the World Wide Web global</td><td class="lineno" valign="top"></td></tr>
99      <tr><td class="lineno" valign="top"></td><td class="left">   information initiative since 1990.  This document is Part 7 of the</td><td> </td><td class="right">   information initiative since 1990.  This document is Part 7 of the</td><td class="lineno" valign="top"></td></tr>
100      <tr><td class="lineno" valign="top"></td><td class="left">   seven-part specification that defines the protocol referred to as</td><td> </td><td class="right">   seven-part specification that defines the protocol referred to as</td><td class="lineno" valign="top"></td></tr>
101      <tr><td class="lineno" valign="top"></td><td class="left">   "HTTP/1.1" and, taken together, obsoletes RFC 2616.  Part 7 defines</td><td> </td><td class="right">   "HTTP/1.1" and, taken together, obsoletes RFC 2616.  Part 7 defines</td><td class="lineno" valign="top"></td></tr>
102      <tr><td class="lineno" valign="top"></td><td class="left">   HTTP Authentication.</td><td> </td><td class="right">   HTTP Authentication.</td><td class="lineno" valign="top"></td></tr>
103      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
104      <tr><td class="lineno" valign="top"></td><td class="left">Editorial Note (To be removed by RFC Editor)</td><td> </td><td class="right">Editorial Note (To be removed by RFC Editor)</td><td class="lineno" valign="top"></td></tr>
105      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
106      <tr><td class="lineno" valign="top"></td><td class="left">   Discussion of this draft should take place on the HTTPBIS working</td><td> </td><td class="right">   Discussion of this draft should take place on the HTTPBIS working</td><td class="lineno" valign="top"></td></tr>
107      <tr><td class="lineno" valign="top"></td><td class="left">   group mailing list (ietf-http-wg@w3.org).  The current issues list is</td><td> </td><td class="right">   group mailing list (ietf-http-wg@w3.org).  The current issues list is</td><td class="lineno" valign="top"></td></tr>
108      <tr><td><a name="diff0005" /></td></tr>
109      <tr><td class="lineno" valign="top"></td><td class="lblock">   at &lt;http://<span class="delete">www.</span>tools.ietf.org/wg/httpbis/trac/report/11&gt; and related</td><td> </td><td class="rblock">   at &lt;http://tools.ietf.org/wg/httpbis/trac/report/11&gt; and related</td><td class="lineno" valign="top"></td></tr>
110      <tr><td class="lineno" valign="top"></td><td class="left">   documents (including fancy diffs) can be found at</td><td> </td><td class="right">   documents (including fancy diffs) can be found at</td><td class="lineno" valign="top"></td></tr>
111      <tr><td><a name="diff0006" /></td></tr>
112      <tr><td class="lineno" valign="top"></td><td class="lblock">   &lt;http://<span class="delete">www.</span>tools.ietf.org/wg/httpbis/&gt;.</td><td> </td><td class="rblock">   &lt;http://tools.ietf.org/wg/httpbis/&gt;.</td><td class="lineno" valign="top"></td></tr>
113      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
114      <tr><td><a name="diff0007" /></td></tr>
115      <tr><td class="lineno" valign="top"></td><td class="lblock">   The changes in this draft are summarized in Appendix B.<span class="delete">4</span>.</td><td> </td><td class="rblock">   The changes in this draft are summarized in Appendix B.<span class="insert">6</span>.</td><td class="lineno" valign="top"></td></tr>
116      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
117      <tr><td class="lineno" valign="top"></td><td class="left">Table of Contents</td><td> </td><td class="right">Table of Contents</td><td class="lineno" valign="top"></td></tr>
118      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
119      <tr><td class="lineno" valign="top"></td><td class="left">   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  4</td><td> </td><td class="right">   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  4</td><td class="lineno" valign="top"></td></tr>
120      <tr><td class="lineno" valign="top"></td><td class="left">     1.1.  Requirements . . . . . . . . . . . . . . . . . . . . . . .  4</td><td> </td><td class="right">     1.1.  Requirements . . . . . . . . . . . . . . . . . . . . . . .  4</td><td class="lineno" valign="top"></td></tr>
121      <tr><td class="lineno" valign="top"></td><td class="left">   2.  Notational Conventions and Generic Grammar . . . . . . . . . .  4</td><td> </td><td class="right">   2.  Notational Conventions and Generic Grammar . . . . . . . . . .  4</td><td class="lineno" valign="top"></td></tr>
122      <tr><td class="lineno" valign="top"></td><td class="left">   3.  Status Code Definitions  . . . . . . . . . . . . . . . . . . .  5</td><td> </td><td class="right">   3.  Status Code Definitions  . . . . . . . . . . . . . . . . . . .  5</td><td class="lineno" valign="top"></td></tr>
123      <tr><td class="lineno" valign="top"></td><td class="left">     3.1.  401 Unauthorized . . . . . . . . . . . . . . . . . . . . .  5</td><td> </td><td class="right">     3.1.  401 Unauthorized . . . . . . . . . . . . . . . . . . . . .  5</td><td class="lineno" valign="top"></td></tr>
124      <tr><td class="lineno" valign="top"></td><td class="left">     3.2.  407 Proxy Authentication Required  . . . . . . . . . . . .  5</td><td> </td><td class="right">     3.2.  407 Proxy Authentication Required  . . . . . . . . . . . .  5</td><td class="lineno" valign="top"></td></tr>
125      <tr><td class="lineno" valign="top"></td><td class="left">   4.  Header Field Definitions . . . . . . . . . . . . . . . . . . .  5</td><td> </td><td class="right">   4.  Header Field Definitions . . . . . . . . . . . . . . . . . . .  5</td><td class="lineno" valign="top"></td></tr>
126      <tr><td class="lineno" valign="top"></td><td class="left">     4.1.  Authorization  . . . . . . . . . . . . . . . . . . . . . .  5</td><td> </td><td class="right">     4.1.  Authorization  . . . . . . . . . . . . . . . . . . . . . .  5</td><td class="lineno" valign="top"></td></tr>
127      <tr><td class="lineno" valign="top"></td><td class="left">     4.2.  Proxy-Authenticate . . . . . . . . . . . . . . . . . . . .  6</td><td> </td><td class="right">     4.2.  Proxy-Authenticate . . . . . . . . . . . . . . . . . . . .  6</td><td class="lineno" valign="top"></td></tr>
128      <tr><td class="lineno" valign="top"></td><td class="left">     4.3.  Proxy-Authorization  . . . . . . . . . . . . . . . . . . .  7</td><td> </td><td class="right">     4.3.  Proxy-Authorization  . . . . . . . . . . . . . . . . . . .  7</td><td class="lineno" valign="top"></td></tr>
129      <tr><td class="lineno" valign="top"></td><td class="left">     4.4.  WWW-Authenticate . . . . . . . . . . . . . . . . . . . . .  7</td><td> </td><td class="right">     4.4.  WWW-Authenticate . . . . . . . . . . . . . . . . . . . . .  7</td><td class="lineno" valign="top"></td></tr>
130      <tr><td class="lineno" valign="top"></td><td class="left">   5.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . .  7</td><td> </td><td class="right">   5.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . .  7</td><td class="lineno" valign="top"></td></tr>
131      <tr><td><a name="diff0008" /></td></tr>
132      <tr><td class="lineno" valign="top"></td><td class="lblock">     5.1.  Message Header Registration  . . . . . . . . . . . . . . .  <span class="delete">7</span></td><td> </td><td class="rblock">     5.1.  Message Header Registration  . . . . . . . . . . . . . . .  <span class="insert">8</span></td><td class="lineno" valign="top"></td></tr>
133      <tr><td class="lineno" valign="top"></td><td class="left">   6.  Security Considerations  . . . . . . . . . . . . . . . . . . .  8</td><td> </td><td class="right">   6.  Security Considerations  . . . . . . . . . . . . . . . . . . .  8</td><td class="lineno" valign="top"></td></tr>
134      <tr><td class="lineno" valign="top"></td><td class="left">     6.1.  Authentication Credentials and Idle Clients  . . . . . . .  8</td><td> </td><td class="right">     6.1.  Authentication Credentials and Idle Clients  . . . . . . .  8</td><td class="lineno" valign="top"></td></tr>
135      <tr><td class="lineno" valign="top"></td><td class="left">   7.  Acknowledgments  . . . . . . . . . . . . . . . . . . . . . . .  9</td><td> </td><td class="right">   7.  Acknowledgments  . . . . . . . . . . . . . . . . . . . . . . .  9</td><td class="lineno" valign="top"></td></tr>
136      <tr><td class="lineno" valign="top"></td><td class="left">   8.  References . . . . . . . . . . . . . . . . . . . . . . . . . .  9</td><td> </td><td class="right">   8.  References . . . . . . . . . . . . . . . . . . . . . . . . . .  9</td><td class="lineno" valign="top"></td></tr>
137      <tr><td class="lineno" valign="top"></td><td class="left">     8.1.  Normative References . . . . . . . . . . . . . . . . . . .  9</td><td> </td><td class="right">     8.1.  Normative References . . . . . . . . . . . . . . . . . . .  9</td><td class="lineno" valign="top"></td></tr>
138      <tr><td class="lineno" valign="top"></td><td class="left">     8.2.  Informative References . . . . . . . . . . . . . . . . . .  9</td><td> </td><td class="right">     8.2.  Informative References . . . . . . . . . . . . . . . . . .  9</td><td class="lineno" valign="top"></td></tr>
139      <tr><td><a name="diff0009" /></td></tr>
140      <tr><td class="lineno" valign="top"></td><td class="lblock">   Appendix A.  Compatibility with Previous Versions  . . . . . . . . <span class="delete"> 9</span></td><td> </td><td class="rblock">   Appendix A.  Compatibility with Previous Versions  . . . . . . . . <span class="insert">10</span></td><td class="lineno" valign="top"></td></tr>
141      <tr><td class="lineno" valign="top"></td><td class="lblock">     A.1.  Changes from RFC 2616  . . . . . . . . . . . . . . . . . . <span class="delete"> 9</span></td><td> </td><td class="rblock">     A.1.  Changes from RFC 2616  . . . . . . . . . . . . . . . . . . <span class="insert">10</span></td><td class="lineno" valign="top"></td></tr>
142      <tr><td class="lineno" valign="top"></td><td class="left">   Appendix B.  Change Log (to be removed by RFC Editor before</td><td> </td><td class="right">   Appendix B.  Change Log (to be removed by RFC Editor before</td><td class="lineno" valign="top"></td></tr>
143      <tr><td><a name="diff0010" /></td></tr>
144      <tr><td class="lineno" valign="top"></td><td class="lblock">                publication)  . . . . . . . . . . . . . . . . . . . . <span class="delete"> 9</span></td><td> </td><td class="rblock">                publication)  . . . . . . . . . . . . . . . . . . . . <span class="insert">10</span></td><td class="lineno" valign="top"></td></tr>
145      <tr><td class="lineno" valign="top"></td><td class="left">     B.1.  Since RFC2616  . . . . . . . . . . . . . . . . . . . . . . 10</td><td> </td><td class="right">     B.1.  Since RFC2616  . . . . . . . . . . . . . . . . . . . . . . 10</td><td class="lineno" valign="top"></td></tr>
146      <tr><td class="lineno" valign="top"></td><td class="left">     B.2.  Since draft-ietf-httpbis-p7-auth-00  . . . . . . . . . . . 10</td><td> </td><td class="right">     B.2.  Since draft-ietf-httpbis-p7-auth-00  . . . . . . . . . . . 10</td><td class="lineno" valign="top"></td></tr>
147      <tr><td class="lineno" valign="top"></td><td class="left">     B.3.  Since draft-ietf-httpbis-p7-auth-01  . . . . . . . . . . . 10</td><td> </td><td class="right">     B.3.  Since draft-ietf-httpbis-p7-auth-01  . . . . . . . . . . . 10</td><td class="lineno" valign="top"></td></tr>
148      <tr><td class="lineno" valign="top"></td><td class="left">     B.4.  Since draft-ietf-httpbis-p7-auth-02  . . . . . . . . . . . 10</td><td> </td><td class="right">     B.4.  Since draft-ietf-httpbis-p7-auth-02  . . . . . . . . . . . 10</td><td class="lineno" valign="top"></td></tr>
149      <tr><td class="lineno" valign="top"></td><td class="left">     B.5.  Since draft-ietf-httpbis-p7-auth-03  . . . . . . . . . . . 10</td><td> </td><td class="right">     B.5.  Since draft-ietf-httpbis-p7-auth-03  . . . . . . . . . . . 10</td><td class="lineno" valign="top"></td></tr>
150      <tr><td><a name="diff0011" /></td></tr>
151      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">Index  . . . . . . . . . . . . . . . . . . .</span> . . . . . . . . . . . 10</td><td> </td><td class="rblock">   <span class="insert">  B.6.  Since draft-ietf-httpbis-p7-auth-04 </span> . . . . . . . . . . . 10</td><td class="lineno" valign="top"></td></tr>
152      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   Index  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11</span></td><td class="lineno" valign="top"></td></tr>
153      <tr><td class="lineno" valign="top"></td><td class="left">   Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 11</td><td> </td><td class="right">   Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 11</td><td class="lineno" valign="top"></td></tr>
154      <tr><td><a name="diff0012" /></td></tr>
155      <tr><td class="lineno" valign="top"></td><td class="lblock">   Intellectual Property and Copyright Statements . . . . . . . . . . 1<span class="delete">4</span></td><td> </td><td class="rblock">   Intellectual Property and Copyright Statements . . . . . . . . . . 1<span class="insert">5</span></td><td class="lineno" valign="top"></td></tr>
156      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
157      <tr><td class="lineno" valign="top"></td><td class="left">1.  Introduction</td><td> </td><td class="right">1.  Introduction</td><td class="lineno" valign="top"></td></tr>
158      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
159      <tr><td class="lineno" valign="top"></td><td class="left">   This document defines HTTP/1.1 access control and authentication.</td><td> </td><td class="right">   This document defines HTTP/1.1 access control and authentication.</td><td class="lineno" valign="top"></td></tr>
160      <tr><td class="lineno" valign="top"></td><td class="left">   Right now it includes the extracted relevant sections of RFC 2616</td><td> </td><td class="right">   Right now it includes the extracted relevant sections of RFC 2616</td><td class="lineno" valign="top"></td></tr>
161      <tr><td class="lineno" valign="top"></td><td class="left">   with only minor changes.  The intention is to move the general</td><td> </td><td class="right">   with only minor changes.  The intention is to move the general</td><td class="lineno" valign="top"></td></tr>
162      <tr><td class="lineno" valign="top"></td><td class="left">   framework for HTTP authentication here, as currently specified in</td><td> </td><td class="right">   framework for HTTP authentication here, as currently specified in</td><td class="lineno" valign="top"></td></tr>
163      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2617], and allow the individual authentication mechanisms to be</td><td> </td><td class="right">   [RFC2617], and allow the individual authentication mechanisms to be</td><td class="lineno" valign="top"></td></tr>
164      <tr><td class="lineno" valign="top"></td><td class="left">   defined elsewhere.  This introduction will be rewritten when that</td><td> </td><td class="right">   defined elsewhere.  This introduction will be rewritten when that</td><td class="lineno" valign="top"></td></tr>
165      <tr><td class="lineno" valign="top"></td><td class="left">   occurs.</td><td> </td><td class="right">   occurs.</td><td class="lineno" valign="top"></td></tr>
166      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
167      <tr bgcolor="gray" ><td></td><th><a name="part-l3" /><small>skipping to change at</small><em> page 4, line 42</em></th><th> </th><th><a name="part-r3" /><small>skipping to change at</small><em> page 4, line 42</em></th><td></td></tr>
168      <tr><td class="lineno" valign="top"></td><td class="left">   implements.  An implementation that satisfies all the MUST or</td><td> </td><td class="right">   implements.  An implementation that satisfies all the MUST or</td><td class="lineno" valign="top"></td></tr>
169      <tr><td class="lineno" valign="top"></td><td class="left">   REQUIRED level and all the SHOULD level requirements for its</td><td> </td><td class="right">   REQUIRED level and all the SHOULD level requirements for its</td><td class="lineno" valign="top"></td></tr>
170      <tr><td class="lineno" valign="top"></td><td class="left">   protocols is said to be "unconditionally compliant"; one that</td><td> </td><td class="right">   protocols is said to be "unconditionally compliant"; one that</td><td class="lineno" valign="top"></td></tr>
171      <tr><td class="lineno" valign="top"></td><td class="left">   satisfies all the MUST level requirements but not all the SHOULD</td><td> </td><td class="right">   satisfies all the MUST level requirements but not all the SHOULD</td><td class="lineno" valign="top"></td></tr>
172      <tr><td class="lineno" valign="top"></td><td class="left">   level requirements for its protocols is said to be "conditionally</td><td> </td><td class="right">   level requirements for its protocols is said to be "conditionally</td><td class="lineno" valign="top"></td></tr>
173      <tr><td class="lineno" valign="top"></td><td class="left">   compliant."</td><td> </td><td class="right">   compliant."</td><td class="lineno" valign="top"></td></tr>
174      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
175      <tr><td class="lineno" valign="top"></td><td class="left">2.  Notational Conventions and Generic Grammar</td><td> </td><td class="right">2.  Notational Conventions and Generic Grammar</td><td class="lineno" valign="top"></td></tr>
176      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
177      <tr><td class="lineno" valign="top"></td><td class="left">   This specification uses the ABNF syntax defined in Section 2.1 of</td><td> </td><td class="right">   This specification uses the ABNF syntax defined in Section 2.1 of</td><td class="lineno" valign="top"></td></tr>
178      <tr><td><a name="diff0013" /></td></tr>
179      <tr><td class="lineno" valign="top"></td><td class="lblock">   [Part1].<span class="delete"> [[abnf.dep: ABNF syntax and basic rules will be adopted from</span></td><td> </td><td class="rblock">   [Part1].</td><td class="lineno" valign="top"></td></tr>
180      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   RFC 5234, see &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/36&gt;.]]</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
181      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
182      <tr><td class="lineno" valign="top"></td><td class="left">   The ABNF rules below are defined in other specifications:</td><td> </td><td class="right">   The ABNF rules below are defined in other specifications:</td><td class="lineno" valign="top"></td></tr>
183      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
184      <tr><td><a name="diff0014" /></td></tr>
185      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">     OWS           = &lt;OWS, defined in [Part1], Section 2.2&gt;</span></td><td class="lineno" valign="top"></td></tr>
186      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                                                                         </span></td><td class="lineno" valign="top"></td></tr>
187      <tr><td class="lineno" valign="top"></td><td class="left">     challenge   = &lt;challenge, defined in [RFC2617], Section 1.2&gt;</td><td> </td><td class="right">     challenge   = &lt;challenge, defined in [RFC2617], Section 1.2&gt;</td><td class="lineno" valign="top"></td></tr>
188      <tr><td class="lineno" valign="top"></td><td class="left">     credentials = &lt;credentials, defined in [RFC2617], Section 1.2&gt;</td><td> </td><td class="right">     credentials = &lt;credentials, defined in [RFC2617], Section 1.2&gt;</td><td class="lineno" valign="top"></td></tr>
189      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
190      <tr><td class="lineno" valign="top"></td><td class="left">3.  Status Code Definitions</td><td> </td><td class="right">3.  Status Code Definitions</td><td class="lineno" valign="top"></td></tr>
191      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
192      <tr><td class="lineno" valign="top"></td><td class="left">3.1.  401 Unauthorized</td><td> </td><td class="right">3.1.  401 Unauthorized</td><td class="lineno" valign="top"></td></tr>
193      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
194      <tr><td class="lineno" valign="top"></td><td class="left">   The request requires user authentication.  The response MUST include</td><td> </td><td class="right">   The request requires user authentication.  The response MUST include</td><td class="lineno" valign="top"></td></tr>
195      <tr><td class="lineno" valign="top"></td><td class="left">   a WWW-Authenticate header field (Section 4.4) containing a challenge</td><td> </td><td class="right">   a WWW-Authenticate header field (Section 4.4) containing a challenge</td><td class="lineno" valign="top"></td></tr>
196      <tr><td class="lineno" valign="top"></td><td class="left">   applicable to the requested resource.  The client MAY repeat the</td><td> </td><td class="right">   applicable to the requested resource.  The client MAY repeat the</td><td class="lineno" valign="top"></td></tr>
197      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
198      <tr bgcolor="gray" ><td></td><th><a name="part-l4" /><small>skipping to change at</small><em> page 5, line 44</em></th><th> </th><th><a name="part-r4" /><small>skipping to change at</small><em> page 5, line 44</em></th><td></td></tr>
199      <tr><td class="lineno" valign="top"></td><td class="left">4.  Header Field Definitions</td><td> </td><td class="right">4.  Header Field Definitions</td><td class="lineno" valign="top"></td></tr>
200      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
201      <tr><td class="lineno" valign="top"></td><td class="left">   This section defines the syntax and semantics of HTTP/1.1 header</td><td> </td><td class="right">   This section defines the syntax and semantics of HTTP/1.1 header</td><td class="lineno" valign="top"></td></tr>
202      <tr><td class="lineno" valign="top"></td><td class="left">   fields related to authentication.</td><td> </td><td class="right">   fields related to authentication.</td><td class="lineno" valign="top"></td></tr>
203      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
204      <tr><td class="lineno" valign="top"></td><td class="left">4.1.  Authorization</td><td> </td><td class="right">4.1.  Authorization</td><td class="lineno" valign="top"></td></tr>
205      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
206      <tr><td class="lineno" valign="top"></td><td class="left">   A user agent that wishes to authenticate itself with a server--</td><td> </td><td class="right">   A user agent that wishes to authenticate itself with a server--</td><td class="lineno" valign="top"></td></tr>
207      <tr><td class="lineno" valign="top"></td><td class="left">   usually, but not necessarily, after receiving a 401 response--does so</td><td> </td><td class="right">   usually, but not necessarily, after receiving a 401 response--does so</td><td class="lineno" valign="top"></td></tr>
208      <tr><td class="lineno" valign="top"></td><td class="left">   by including an Authorization request-header field with the request.</td><td> </td><td class="right">   by including an Authorization request-header field with the request.</td><td class="lineno" valign="top"></td></tr>
209      <tr><td><a name="diff0015" /></td></tr>
210      <tr><td class="lineno" valign="top"></td><td class="lblock">   The <span class="delete">Authorization field value</span> consists of credentials containing the</td><td> </td><td class="rblock">   The <span class="insert">field "Authorization"</span> consists of credentials containing the</td><td class="lineno" valign="top"></td></tr>
211      <tr><td class="lineno" valign="top"></td><td class="left">   authentication information of the user agent for the realm of the</td><td> </td><td class="right">   authentication information of the user agent for the realm of the</td><td class="lineno" valign="top"></td></tr>
212      <tr><td class="lineno" valign="top"></td><td class="left">   resource being requested.</td><td> </td><td class="right">   resource being requested.</td><td class="lineno" valign="top"></td></tr>
213      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
214      <tr><td><a name="diff0016" /></td></tr>
215      <tr><td class="lineno" valign="top"></td><td class="lblock">     Authorization  <span class="delete">= "Authorization" ":" credentials</span></td><td> </td><td class="rblock">     Authorization  <span class="insert"> = "Authorization" ":" OWS Authorization-v</span></td><td class="lineno" valign="top"></td></tr>
216      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">     Authorization-v = credentials</span></td><td class="lineno" valign="top"></td></tr>
217      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
218      <tr><td class="lineno" valign="top"></td><td class="left">   HTTP access authentication is described in "HTTP Authentication:</td><td> </td><td class="right">   HTTP access authentication is described in "HTTP Authentication:</td><td class="lineno" valign="top"></td></tr>
219      <tr><td><a name="diff0017" /></td></tr>
220      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                                                                         </span></td><td class="lineno" valign="top"></td></tr>
221      <tr><td class="lineno" valign="top"></td><td class="left">   Basic and Digest Access Authentication" [RFC2617].  If a request is</td><td> </td><td class="right">   Basic and Digest Access Authentication" [RFC2617].  If a request is</td><td class="lineno" valign="top"></td></tr>
222      <tr><td class="lineno" valign="top"></td><td class="left">   authenticated and a realm specified, the same credentials SHOULD be</td><td> </td><td class="right">   authenticated and a realm specified, the same credentials SHOULD be</td><td class="lineno" valign="top"></td></tr>
223      <tr><td class="lineno" valign="top"></td><td class="left">   valid for all other requests within this realm (assuming that the</td><td> </td><td class="right">   valid for all other requests within this realm (assuming that the</td><td class="lineno" valign="top"></td></tr>
224      <tr><td class="lineno" valign="top"></td><td class="left">   authentication scheme itself does not require otherwise, such as</td><td> </td><td class="right">   authentication scheme itself does not require otherwise, such as</td><td class="lineno" valign="top"></td></tr>
225      <tr><td class="lineno" valign="top"></td><td class="left">   credentials that vary according to a challenge value or using</td><td> </td><td class="right">   credentials that vary according to a challenge value or using</td><td class="lineno" valign="top"></td></tr>
226      <tr><td class="lineno" valign="top"></td><td class="left">   synchronized clocks).</td><td> </td><td class="right">   synchronized clocks).</td><td class="lineno" valign="top"></td></tr>
227      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
228      <tr><td class="lineno" valign="top"></td><td class="left">   When a shared cache (see Section 9 of [Part6]) receives a request</td><td> </td><td class="right">   When a shared cache (see Section 9 of [Part6]) receives a request</td><td class="lineno" valign="top"></td></tr>
229      <tr><td class="lineno" valign="top"></td><td class="left">   containing an Authorization field, it MUST NOT return the</td><td> </td><td class="right">   containing an Authorization field, it MUST NOT return the</td><td class="lineno" valign="top"></td></tr>
230      <tr><td class="lineno" valign="top"></td><td class="left">   corresponding response as a reply to any other request, unless one of</td><td> </td><td class="right">   corresponding response as a reply to any other request, unless one of</td><td class="lineno" valign="top"></td></tr>
231      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
232      <tr bgcolor="gray" ><td></td><th><a name="part-l5" /><small>skipping to change at</small><em> page 6, line 36</em></th><th> </th><th><a name="part-r5" /><small>skipping to change at</small><em> page 6, line 38</em></th><td></td></tr>
233      <tr><td class="lineno" valign="top"></td><td class="left">       subsequent request.  But if the response is stale, all caches</td><td> </td><td class="right">       subsequent request.  But if the response is stale, all caches</td><td class="lineno" valign="top"></td></tr>
234      <tr><td class="lineno" valign="top"></td><td class="left">       MUST first revalidate it with the origin server, using the</td><td> </td><td class="right">       MUST first revalidate it with the origin server, using the</td><td class="lineno" valign="top"></td></tr>
235      <tr><td class="lineno" valign="top"></td><td class="left">       request-headers from the new request to allow the origin server</td><td> </td><td class="right">       request-headers from the new request to allow the origin server</td><td class="lineno" valign="top"></td></tr>
236      <tr><td class="lineno" valign="top"></td><td class="left">       to authenticate the new request.</td><td> </td><td class="right">       to authenticate the new request.</td><td class="lineno" valign="top"></td></tr>
237      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
238      <tr><td class="lineno" valign="top"></td><td class="left">   3.  If the response includes the "public" cache-control directive, it</td><td> </td><td class="right">   3.  If the response includes the "public" cache-control directive, it</td><td class="lineno" valign="top"></td></tr>
239      <tr><td class="lineno" valign="top"></td><td class="left">       MAY be returned in reply to any subsequent request.</td><td> </td><td class="right">       MAY be returned in reply to any subsequent request.</td><td class="lineno" valign="top"></td></tr>
240      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
241      <tr><td class="lineno" valign="top"></td><td class="left">4.2.  Proxy-Authenticate</td><td> </td><td class="right">4.2.  Proxy-Authenticate</td><td class="lineno" valign="top"></td></tr>
242      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
243      <tr><td><a name="diff0018" /></td></tr>
244      <tr><td class="lineno" valign="top"></td><td class="lblock">   The <span class="delete">Proxy-Authenticate response-header field MUST be included as part</span></td><td> </td><td class="rblock">   The <span class="insert">response-header field "Proxy-Authenticate" MUST be included as</span></td><td class="lineno" valign="top"></td></tr>
245      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">of a 407 (Proxy Authentication Required) response.  The field value</span></td><td> </td><td class="rblock">   <span class="insert">part of a 407 (Proxy Authentication Required) response.  The field</span></td><td class="lineno" valign="top"></td></tr>
246      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">consists of a challenge that indicates the authentication scheme and</span></td><td> </td><td class="rblock">   <span class="insert">value consists of a challenge that indicates the authentication</span></td><td class="lineno" valign="top"></td></tr>
247      <tr><td class="lineno" valign="top"></td><td class="lblock">   parameters applicable to the proxy for this Request-URI.</td><td> </td><td class="rblock">   <span class="insert">scheme and </span>parameters applicable to the proxy for this Request-URI.</td><td class="lineno" valign="top"></td></tr>
248      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
249      <tr><td><a name="diff0019" /></td></tr>
250      <tr><td class="lineno" valign="top"></td><td class="lblock">     Proxy-Authenticate  <span class="delete">= "Proxy-Authenticate" ":" 1#challenge</span></td><td> </td><td class="rblock">     Proxy-Authenticate  <span class="insert"> = "Proxy-Authenticate" ":" OWS</span></td><td class="lineno" valign="top"></td></tr>
251      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                            Proxy-Authenticate-v</span></td><td class="lineno" valign="top"></td></tr>
252      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">     Proxy-Authenticate-v = 1#challenge</span></td><td class="lineno" valign="top"></td></tr>
253      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
254      <tr><td class="lineno" valign="top"></td><td class="left">   The HTTP access authentication process is described in "HTTP</td><td> </td><td class="right">   The HTTP access authentication process is described in "HTTP</td><td class="lineno" valign="top"></td></tr>
255      <tr><td class="lineno" valign="top"></td><td class="left">   Authentication: Basic and Digest Access Authentication" [RFC2617].</td><td> </td><td class="right">   Authentication: Basic and Digest Access Authentication" [RFC2617].</td><td class="lineno" valign="top"></td></tr>
256      <tr><td class="lineno" valign="top"></td><td class="left">   Unlike WWW-Authenticate, the Proxy-Authenticate header field applies</td><td> </td><td class="right">   Unlike WWW-Authenticate, the Proxy-Authenticate header field applies</td><td class="lineno" valign="top"></td></tr>
257      <tr><td class="lineno" valign="top"></td><td class="left">   only to the current connection and SHOULD NOT be passed on to</td><td> </td><td class="right">   only to the current connection and SHOULD NOT be passed on to</td><td class="lineno" valign="top"></td></tr>
258      <tr><td class="lineno" valign="top"></td><td class="left">   downstream clients.  However, an intermediate proxy might need to</td><td> </td><td class="right">   downstream clients.  However, an intermediate proxy might need to</td><td class="lineno" valign="top"></td></tr>
259      <tr><td class="lineno" valign="top"></td><td class="left">   obtain its own credentials by requesting them from the downstream</td><td> </td><td class="right">   obtain its own credentials by requesting them from the downstream</td><td class="lineno" valign="top"></td></tr>
260      <tr><td class="lineno" valign="top"></td><td class="left">   client, which in some circumstances will appear as if the proxy is</td><td> </td><td class="right">   client, which in some circumstances will appear as if the proxy is</td><td class="lineno" valign="top"></td></tr>
261      <tr><td class="lineno" valign="top"></td><td class="left">   forwarding the Proxy-Authenticate header field.</td><td> </td><td class="right">   forwarding the Proxy-Authenticate header field.</td><td class="lineno" valign="top"></td></tr>
262      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
263      <tr><td class="lineno" valign="top"></td><td class="left">4.3.  Proxy-Authorization</td><td> </td><td class="right">4.3.  Proxy-Authorization</td><td class="lineno" valign="top"></td></tr>
264      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
265      <tr><td><a name="diff0020" /></td></tr>
266      <tr><td class="lineno" valign="top"></td><td class="lblock">   The <span class="delete">Proxy-Authorization request-header field</span> allows the client to</td><td> </td><td class="rblock">   The <span class="insert">request-header field "Proxy-Authorization"</span> allows the client to</td><td class="lineno" valign="top"></td></tr>
267      <tr><td class="lineno" valign="top"></td><td class="left">   identify itself (or its user) to a proxy which requires</td><td> </td><td class="right">   identify itself (or its user) to a proxy which requires</td><td class="lineno" valign="top"></td></tr>
268      <tr><td class="lineno" valign="top"></td><td class="left">   authentication.  The Proxy-Authorization field value consists of</td><td> </td><td class="right">   authentication.  The Proxy-Authorization field value consists of</td><td class="lineno" valign="top"></td></tr>
269      <tr><td class="lineno" valign="top"></td><td class="left">   credentials containing the authentication information of the user</td><td> </td><td class="right">   credentials containing the authentication information of the user</td><td class="lineno" valign="top"></td></tr>
270      <tr><td class="lineno" valign="top"></td><td class="left">   agent for the proxy and/or realm of the resource being requested.</td><td> </td><td class="right">   agent for the proxy and/or realm of the resource being requested.</td><td class="lineno" valign="top"></td></tr>
271      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
272      <tr><td><a name="diff0021" /></td></tr>
273      <tr><td class="lineno" valign="top"></td><td class="lblock">     Proxy-Authorization   <span class="delete">  = "Proxy-Authorization" ":" credentials</span></td><td> </td><td class="rblock">     Proxy-Authorization   <span class="insert">= "Proxy-Authorization" ":" OWS</span></td><td class="lineno" valign="top"></td></tr>
274      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                             Proxy-Authorization-v</span></td><td class="lineno" valign="top"></td></tr>
275      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">     Proxy-Authorization-v = credentials</span></td><td class="lineno" valign="top"></td></tr>
276      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
277      <tr><td class="lineno" valign="top"></td><td class="left">   The HTTP access authentication process is described in "HTTP</td><td> </td><td class="right">   The HTTP access authentication process is described in "HTTP</td><td class="lineno" valign="top"></td></tr>
278      <tr><td class="lineno" valign="top"></td><td class="left">   Authentication: Basic and Digest Access Authentication" [RFC2617].</td><td> </td><td class="right">   Authentication: Basic and Digest Access Authentication" [RFC2617].</td><td class="lineno" valign="top"></td></tr>
279      <tr><td class="lineno" valign="top"></td><td class="left">   Unlike Authorization, the Proxy-Authorization header field applies</td><td> </td><td class="right">   Unlike Authorization, the Proxy-Authorization header field applies</td><td class="lineno" valign="top"></td></tr>
280      <tr><td class="lineno" valign="top"></td><td class="left">   only to the next outbound proxy that demanded authentication using</td><td> </td><td class="right">   only to the next outbound proxy that demanded authentication using</td><td class="lineno" valign="top"></td></tr>
281      <tr><td class="lineno" valign="top"></td><td class="left">   the Proxy-Authenticate field.  When multiple proxies are used in a</td><td> </td><td class="right">   the Proxy-Authenticate field.  When multiple proxies are used in a</td><td class="lineno" valign="top"></td></tr>
282      <tr><td class="lineno" valign="top"></td><td class="left">   chain, the Proxy-Authorization header field is consumed by the first</td><td> </td><td class="right">   chain, the Proxy-Authorization header field is consumed by the first</td><td class="lineno" valign="top"></td></tr>
283      <tr><td class="lineno" valign="top"></td><td class="left">   outbound proxy that was expecting to receive credentials.  A proxy</td><td> </td><td class="right">   outbound proxy that was expecting to receive credentials.  A proxy</td><td class="lineno" valign="top"></td></tr>
284      <tr><td class="lineno" valign="top"></td><td class="left">   MAY relay the credentials from the client request to the next proxy</td><td> </td><td class="right">   MAY relay the credentials from the client request to the next proxy</td><td class="lineno" valign="top"></td></tr>
285      <tr><td class="lineno" valign="top"></td><td class="left">   if that is the mechanism by which the proxies cooperatively</td><td> </td><td class="right">   if that is the mechanism by which the proxies cooperatively</td><td class="lineno" valign="top"></td></tr>
286      <tr><td class="lineno" valign="top"></td><td class="left">   authenticate a given request.</td><td> </td><td class="right">   authenticate a given request.</td><td class="lineno" valign="top"></td></tr>
287      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
288      <tr><td class="lineno" valign="top"></td><td class="left">4.4.  WWW-Authenticate</td><td> </td><td class="right">4.4.  WWW-Authenticate</td><td class="lineno" valign="top"></td></tr>
289      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
290      <tr><td class="lineno" valign="top"></td><td class="left">   The WWW-Authenticate response-header field MUST be included in 401</td><td> </td><td class="right">   The WWW-Authenticate response-header field MUST be included in 401</td><td class="lineno" valign="top"></td></tr>
291      <tr><td class="lineno" valign="top"></td><td class="left">   (Unauthorized) response messages.  The field value consists of at</td><td> </td><td class="right">   (Unauthorized) response messages.  The field value consists of at</td><td class="lineno" valign="top"></td></tr>
292      <tr><td class="lineno" valign="top"></td><td class="left">   least one challenge that indicates the authentication scheme(s) and</td><td> </td><td class="right">   least one challenge that indicates the authentication scheme(s) and</td><td class="lineno" valign="top"></td></tr>
293      <tr><td class="lineno" valign="top"></td><td class="left">   parameters applicable to the Request-URI.</td><td> </td><td class="right">   parameters applicable to the Request-URI.</td><td class="lineno" valign="top"></td></tr>
294      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
295      <tr><td><a name="diff0022" /></td></tr>
296      <tr><td class="lineno" valign="top"></td><td class="lblock">     WWW-Authenticate  <span class="delete">= "WWW-Authenticate" ":" 1#challenge</span></td><td> </td><td class="rblock">     WWW-Authenticate  <span class="insert"> = "WWW-Authenticate" ":" OWS WWW-Authenticate-v</span></td><td class="lineno" valign="top"></td></tr>
297      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">     WWW-Authenticate-v = 1#challenge</span></td><td class="lineno" valign="top"></td></tr>
298      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
299      <tr><td class="lineno" valign="top"></td><td class="left">   The HTTP access authentication process is described in "HTTP</td><td> </td><td class="right">   The HTTP access authentication process is described in "HTTP</td><td class="lineno" valign="top"></td></tr>
300      <tr><td class="lineno" valign="top"></td><td class="left">   Authentication: Basic and Digest Access Authentication" [RFC2617].</td><td> </td><td class="right">   Authentication: Basic and Digest Access Authentication" [RFC2617].</td><td class="lineno" valign="top"></td></tr>
301      <tr><td class="lineno" valign="top"></td><td class="left">   User agents are advised to take special care in parsing the WWW-</td><td> </td><td class="right">   User agents are advised to take special care in parsing the WWW-</td><td class="lineno" valign="top"></td></tr>
302      <tr><td class="lineno" valign="top"></td><td class="left">   Authenticate field value as it might contain more than one challenge,</td><td> </td><td class="right">   Authenticate field value as it might contain more than one challenge,</td><td class="lineno" valign="top"></td></tr>
303      <tr><td class="lineno" valign="top"></td><td class="left">   or if more than one WWW-Authenticate header field is provided, the</td><td> </td><td class="right">   or if more than one WWW-Authenticate header field is provided, the</td><td class="lineno" valign="top"></td></tr>
304      <tr><td class="lineno" valign="top"></td><td class="left">   contents of a challenge itself can contain a comma-separated list of</td><td> </td><td class="right">   contents of a challenge itself can contain a comma-separated list of</td><td class="lineno" valign="top"></td></tr>
305      <tr><td class="lineno" valign="top"></td><td class="left">   authentication parameters.</td><td> </td><td class="right">   authentication parameters.</td><td class="lineno" valign="top"></td></tr>
306      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
307      <tr><td class="lineno" valign="top"></td><td class="left">5.  IANA Considerations</td><td> </td><td class="right">5.  IANA Considerations</td><td class="lineno" valign="top"></td></tr>
308      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
309      <tr bgcolor="gray" ><td></td><th><a name="part-l6" /><small>skipping to change at</small><em> page 9, line 16</em></th><th> </th><th><a name="part-r6" /><small>skipping to change at</small><em> page 9, line 20</em></th><td></td></tr>
310      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
311      <tr><td class="lineno" valign="top"></td><td class="left">   [[anchor2: TBD.]]</td><td> </td><td class="right">   [[anchor2: TBD.]]</td><td class="lineno" valign="top"></td></tr>
312      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
313      <tr><td class="lineno" valign="top"></td><td class="left">8.  References</td><td> </td><td class="right">8.  References</td><td class="lineno" valign="top"></td></tr>
314      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
315      <tr><td class="lineno" valign="top"></td><td class="left">8.1.  Normative References</td><td> </td><td class="right">8.1.  Normative References</td><td class="lineno" valign="top"></td></tr>
316      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
317      <tr><td class="lineno" valign="top"></td><td class="left">   [Part1]    Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right">   [Part1]    Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
318      <tr><td class="lineno" valign="top"></td><td class="left">              Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td> </td><td class="right">              Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td class="lineno" valign="top"></td></tr>
319      <tr><td class="lineno" valign="top"></td><td class="left">              and J. Reschke, Ed., "HTTP/1.1, part 1: URIs, Connections,</td><td> </td><td class="right">              and J. Reschke, Ed., "HTTP/1.1, part 1: URIs, Connections,</td><td class="lineno" valign="top"></td></tr>
320      <tr><td><a name="diff0023" /></td></tr>
321      <tr><td class="lineno" valign="top"></td><td class="lblock">              and Message Parsing", draft-ietf-httpbis-p1-messaging-0<span class="delete">4</span></td><td> </td><td class="rblock">              and Message Parsing", draft-ietf-httpbis-p1-messaging-0<span class="insert">5</span></td><td class="lineno" valign="top"></td></tr>
322      <tr><td class="lineno" valign="top"></td><td class="lblock">              (work in progress), <span class="delete">August</span> 2008.</td><td> </td><td class="rblock">              (work in progress), <span class="insert">November</span> 2008.</td><td class="lineno" valign="top"></td></tr>
323      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
324      <tr><td class="lineno" valign="top"></td><td class="left">   [Part6]    Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right">   [Part6]    Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
325      <tr><td class="lineno" valign="top"></td><td class="left">              Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td> </td><td class="right">              Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td class="lineno" valign="top"></td></tr>
326      <tr><td class="lineno" valign="top"></td><td class="left">              and J. Reschke, Ed., "HTTP/1.1, part 6: Caching",</td><td> </td><td class="right">              and J. Reschke, Ed., "HTTP/1.1, part 6: Caching",</td><td class="lineno" valign="top"></td></tr>
327      <tr><td><a name="diff0024" /></td></tr>
328      <tr><td class="lineno" valign="top"></td><td class="lblock">              draft-ietf-httpbis-p6-cache-0<span class="delete">4</span> (work in progress),</td><td> </td><td class="rblock">              draft-ietf-httpbis-p6-cache-0<span class="insert">5</span> (work in progress),</td><td class="lineno" valign="top"></td></tr>
329      <tr><td class="lineno" valign="top"></td><td class="lblock">              <span class="delete">August</span> 2008.</td><td> </td><td class="rblock">              <span class="insert">November</span> 2008.</td><td class="lineno" valign="top"></td></tr>
330      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
331      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2119]  Bradner, S., "Key words for use in RFCs to Indicate</td><td> </td><td class="right">   [RFC2119]  Bradner, S., "Key words for use in RFCs to Indicate</td><td class="lineno" valign="top"></td></tr>
332      <tr><td class="lineno" valign="top"></td><td class="left">              Requirement Levels", BCP 14, RFC 2119, March 1997.</td><td> </td><td class="right">              Requirement Levels", BCP 14, RFC 2119, March 1997.</td><td class="lineno" valign="top"></td></tr>
333      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
334      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2617]  Franks, J., Hallam-Baker, P., Hostetler, J., Lawrence, S.,</td><td> </td><td class="right">   [RFC2617]  Franks, J., Hallam-Baker, P., Hostetler, J., Lawrence, S.,</td><td class="lineno" valign="top"></td></tr>
335      <tr><td class="lineno" valign="top"></td><td class="left">              Leach, P., Luotonen, A., and L. Stewart, "HTTP</td><td> </td><td class="right">              Leach, P., Luotonen, A., and L. Stewart, "HTTP</td><td class="lineno" valign="top"></td></tr>
336      <tr><td class="lineno" valign="top"></td><td class="left">              Authentication: Basic and Digest Access Authentication",</td><td> </td><td class="right">              Authentication: Basic and Digest Access Authentication",</td><td class="lineno" valign="top"></td></tr>
337      <tr><td class="lineno" valign="top"></td><td class="left">              RFC 2617, June 1999.</td><td> </td><td class="right">              RFC 2617, June 1999.</td><td class="lineno" valign="top"></td></tr>
338      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
339      <tr><td class="lineno" valign="top"></td><td class="left">8.2.  Informative References</td><td> </td><td class="right">8.2.  Informative References</td><td class="lineno" valign="top"></td></tr>
340      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
341      <tr bgcolor="gray" ><td></td><th><a name="part-l7" /><small>skipping to change at</small><em> page 10, line 13</em></th><th> </th><th><a name="part-r7" /><small>skipping to change at</small><em> page 10, line 19</em></th><td></td></tr>
342      <tr><td class="lineno" valign="top"></td><td class="left">Appendix B.  Change Log (to be removed by RFC Editor before publication)</td><td> </td><td class="right">Appendix B.  Change Log (to be removed by RFC Editor before publication)</td><td class="lineno" valign="top"></td></tr>
343      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
344      <tr><td class="lineno" valign="top"></td><td class="left">B.1.  Since RFC2616</td><td> </td><td class="right">B.1.  Since RFC2616</td><td class="lineno" valign="top"></td></tr>
345      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
346      <tr><td class="lineno" valign="top"></td><td class="left">   Extracted relevant partitions from [RFC2616].</td><td> </td><td class="right">   Extracted relevant partitions from [RFC2616].</td><td class="lineno" valign="top"></td></tr>
347      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
348      <tr><td class="lineno" valign="top"></td><td class="left">B.2.  Since draft-ietf-httpbis-p7-auth-00</td><td> </td><td class="right">B.2.  Since draft-ietf-httpbis-p7-auth-00</td><td class="lineno" valign="top"></td></tr>
349      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
350      <tr><td class="lineno" valign="top"></td><td class="left">   Closed issues:</td><td> </td><td class="right">   Closed issues:</td><td class="lineno" valign="top"></td></tr>
351      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
352      <tr><td><a name="diff0025" /></td></tr>
353      <tr><td class="lineno" valign="top"></td><td class="lblock">   o  &lt;http://<span class="delete">www3.tools.ietf.org/wg/httpbis/trac/ticket/35&gt;: "Normative</span></td><td> </td><td class="rblock">   o  &lt;http://<span class="insert">tools.ietf.org/wg/httpbis/trac/ticket/35&gt;: "Normative and</span></td><td class="lineno" valign="top"></td></tr>
354      <tr><td class="lineno" valign="top"></td><td class="lblock">      <span class="delete">and </span>Informative references"</td><td> </td><td class="rblock">      Informative references"</td><td class="lineno" valign="top"></td></tr>
355      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
356      <tr><td class="lineno" valign="top"></td><td class="left">B.3.  Since draft-ietf-httpbis-p7-auth-01</td><td> </td><td class="right">B.3.  Since draft-ietf-httpbis-p7-auth-01</td><td class="lineno" valign="top"></td></tr>
357      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
358      <tr><td class="lineno" valign="top"></td><td class="left">   Ongoing work on ABNF conversion</td><td> </td><td class="right">   Ongoing work on ABNF conversion</td><td class="lineno" valign="top"></td></tr>
359      <tr><td><a name="diff0026" /></td></tr>
360      <tr><td class="lineno" valign="top"></td><td class="lblock">   (&lt;http://<span class="delete">www3.</span>tools.ietf.org/wg/httpbis/trac/ticket/36&gt;):</td><td> </td><td class="rblock">   (&lt;http://tools.ietf.org/wg/httpbis/trac/ticket/36&gt;):</td><td class="lineno" valign="top"></td></tr>
361      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
362      <tr><td class="lineno" valign="top"></td><td class="left">   o  Explicitly import BNF rules for "challenge" and "credentials" from</td><td> </td><td class="right">   o  Explicitly import BNF rules for "challenge" and "credentials" from</td><td class="lineno" valign="top"></td></tr>
363      <tr><td class="lineno" valign="top"></td><td class="left">      RFC2617.</td><td> </td><td class="right">      RFC2617.</td><td class="lineno" valign="top"></td></tr>
364      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
365      <tr><td class="lineno" valign="top"></td><td class="left">   o  Add explicit references to BNF syntax and rules imported from</td><td> </td><td class="right">   o  Add explicit references to BNF syntax and rules imported from</td><td class="lineno" valign="top"></td></tr>
366      <tr><td class="lineno" valign="top"></td><td class="left">      other parts of the specification.</td><td> </td><td class="right">      other parts of the specification.</td><td class="lineno" valign="top"></td></tr>
367      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
368      <tr><td class="lineno" valign="top"></td><td class="left">B.4.  Since draft-ietf-httpbis-p7-auth-02</td><td> </td><td class="right">B.4.  Since draft-ietf-httpbis-p7-auth-02</td><td class="lineno" valign="top"></td></tr>
369      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
370      <tr><td class="lineno" valign="top"></td><td class="left">   Ongoing work on IANA Message Header Registration</td><td> </td><td class="right">   Ongoing work on IANA Message Header Registration</td><td class="lineno" valign="top"></td></tr>
371      <tr><td><a name="diff0027" /></td></tr>
372      <tr><td class="lineno" valign="top"></td><td class="lblock">   (&lt;http://<span class="delete">www3.</span>tools.ietf.org/wg/httpbis/trac/ticket/40&gt;):</td><td> </td><td class="rblock">   (&lt;http://tools.ietf.org/wg/httpbis/trac/ticket/40&gt;):</td><td class="lineno" valign="top"></td></tr>
373      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
374      <tr><td class="lineno" valign="top"></td><td class="left">   o  Reference RFC 3984, and update header registrations for headers</td><td> </td><td class="right">   o  Reference RFC 3984, and update header registrations for headers</td><td class="lineno" valign="top"></td></tr>
375      <tr><td class="lineno" valign="top"></td><td class="left">      defined in this document.</td><td> </td><td class="right">      defined in this document.</td><td class="lineno" valign="top"></td></tr>
376      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
377      <tr><td class="lineno" valign="top"></td><td class="left">B.5.  Since draft-ietf-httpbis-p7-auth-03</td><td> </td><td class="right">B.5.  Since draft-ietf-httpbis-p7-auth-03</td><td class="lineno" valign="top"></td></tr>
378      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
379      <tr><td><a name="diff0028" /></td></tr>
380      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">B.6.  Since draft-ietf-httpbis-p7-auth-04</span></td><td class="lineno" valign="top"></td></tr>
381      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                                                                         </span></td><td class="lineno" valign="top"></td></tr>
382      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   Ongoing work on ABNF conversion</span></td><td class="lineno" valign="top"></td></tr>
383      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   (&lt;http://tools.ietf.org/wg/httpbis/trac/ticket/36&gt;):</span></td><td class="lineno" valign="top"></td></tr>
384      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                                                                         </span></td><td class="lineno" valign="top"></td></tr>
385      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  Use "/" instead of "|" for alternatives.</span></td><td class="lineno" valign="top"></td></tr>
386      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                                                                         </span></td><td class="lineno" valign="top"></td></tr>
387      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  Introduce new ABNF rules for "bad" whitespace ("BWS"), optional</span></td><td class="lineno" valign="top"></td></tr>
388      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      whitespace ("OWS") and required whitespace ("RWS").</span></td><td class="lineno" valign="top"></td></tr>
389      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                                                                         </span></td><td class="lineno" valign="top"></td></tr>
390      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  Rewrite ABNFs to spell out whitespace rules, factor out header</span></td><td class="lineno" valign="top"></td></tr>
391      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      value format definitions.</span></td><td class="lineno" valign="top"></td></tr>
392      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                                                                         </span></td><td class="lineno" valign="top"></td></tr>
393      <tr><td class="lineno" valign="top"></td><td class="left">Index</td><td> </td><td class="right">Index</td><td class="lineno" valign="top"></td></tr>
394      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
395      <tr><td class="lineno" valign="top"></td><td class="left">   4</td><td> </td><td class="right">   4</td><td class="lineno" valign="top"></td></tr>
396      <tr><td class="lineno" valign="top"></td><td class="left">      401 Unauthorized (status code)  5</td><td> </td><td class="right">      401 Unauthorized (status code)  5</td><td class="lineno" valign="top"></td></tr>
397      <tr><td class="lineno" valign="top"></td><td class="left">      407 Proxy Authentication Required (status code)  5</td><td> </td><td class="right">      407 Proxy Authentication Required (status code)  5</td><td class="lineno" valign="top"></td></tr>
398      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
399      <tr><td class="lineno" valign="top"></td><td class="left">   A</td><td> </td><td class="right">   A</td><td class="lineno" valign="top"></td></tr>
400      <tr><td class="lineno" valign="top"></td><td class="left">      Authorization header  5</td><td> </td><td class="right">      Authorization header  5</td><td class="lineno" valign="top"></td></tr>
401      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
402      <tr><td class="lineno" valign="top"></td><td class="left">   G</td><td> </td><td class="right">   G</td><td class="lineno" valign="top"></td></tr>
403      <tr><td class="lineno" valign="top"></td><td class="left">      Grammar</td><td> </td><td class="right">      Grammar</td><td class="lineno" valign="top"></td></tr>
404      <tr><td class="lineno" valign="top"></td><td class="left">         Authorization  5</td><td> </td><td class="right">         Authorization  5</td><td class="lineno" valign="top"></td></tr>
405      <tr><td><a name="diff0029" /></td></tr>
406      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         Authorization-v  5</span></td><td class="lineno" valign="top"></td></tr>
407      <tr><td class="lineno" valign="top"></td><td class="left">         challenge  4</td><td> </td><td class="right">         challenge  4</td><td class="lineno" valign="top"></td></tr>
408      <tr><td class="lineno" valign="top"></td><td class="left">         credentials  4</td><td> </td><td class="right">         credentials  4</td><td class="lineno" valign="top"></td></tr>
409      <tr><td class="lineno" valign="top"></td><td class="left">         Proxy-Authenticate  6</td><td> </td><td class="right">         Proxy-Authenticate  6</td><td class="lineno" valign="top"></td></tr>
410      <tr><td><a name="diff0030" /></td></tr>
411      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         Proxy-Authenticate-v  6</span></td><td class="lineno" valign="top"></td></tr>
412      <tr><td class="lineno" valign="top"></td><td class="left">         Proxy-Authorization  7</td><td> </td><td class="right">         Proxy-Authorization  7</td><td class="lineno" valign="top"></td></tr>
413      <tr><td><a name="diff0031" /></td></tr>
414      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         Proxy-Authorization-v  7</span></td><td class="lineno" valign="top"></td></tr>
415      <tr><td class="lineno" valign="top"></td><td class="left">         WWW-Authenticate  7</td><td> </td><td class="right">         WWW-Authenticate  7</td><td class="lineno" valign="top"></td></tr>
416      <tr><td><a name="diff0032" /></td></tr>
417      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         WWW-Authenticate-v  7</span></td><td class="lineno" valign="top"></td></tr>
418      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
419      <tr><td class="lineno" valign="top"></td><td class="left">   H</td><td> </td><td class="right">   H</td><td class="lineno" valign="top"></td></tr>
420      <tr><td class="lineno" valign="top"></td><td class="left">      Headers</td><td> </td><td class="right">      Headers</td><td class="lineno" valign="top"></td></tr>
421      <tr><td class="lineno" valign="top"></td><td class="left">         Authorization  5</td><td> </td><td class="right">         Authorization  5</td><td class="lineno" valign="top"></td></tr>
422      <tr><td class="lineno" valign="top"></td><td class="left">         Proxy-Authenticate  6</td><td> </td><td class="right">         Proxy-Authenticate  6</td><td class="lineno" valign="top"></td></tr>
423      <tr><td class="lineno" valign="top"></td><td class="left">         Proxy-Authorization  7</td><td> </td><td class="right">         Proxy-Authorization  7</td><td class="lineno" valign="top"></td></tr>
424      <tr><td class="lineno" valign="top"></td><td class="left">         WWW-Authenticate  7</td><td> </td><td class="right">         WWW-Authenticate  7</td><td class="lineno" valign="top"></td></tr>
425      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
426      <tr><td class="lineno" valign="top"></td><td class="left">   P</td><td> </td><td class="right">   P</td><td class="lineno" valign="top"></td></tr>
427      <tr><td class="lineno" valign="top"></td><td class="left">      Proxy-Authenticate header  6</td><td> </td><td class="right">      Proxy-Authenticate header  6</td><td class="lineno" valign="top"></td></tr>
428
429     <tr><td></td><td class="left"></td><td> </td><td class="right"></td><td></td></tr>
430     <tr bgcolor="gray"><th colspan="5" align="center"><a name="end">&nbsp;End of changes. 32 change blocks.&nbsp;</a></th></tr>
431     <tr class="stats"><td></td><th><i>33 lines changed or deleted</i></th><th><i> </i></th><th><i>59 lines changed or added</i></th><td></td></tr>
432     <tr><td colspan="5" align="center" class="small"><br/>This html diff was produced by rfcdiff 1.34. The latest version is available from <a href="http://www.tools.ietf.org/tools/rfcdiff/" >http://tools.ietf.org/tools/rfcdiff/</a> </td></tr>
433   </table>
434   </body>
435   </html>
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