Opened 11 years ago

#19 new defect

DNS RR lacks ECC support

Reported by: julien.ietf@… Owned by: julien.ietf@…
Priority: major Milestone:
Component: rfc5205-bis Version:
Severity: Active WG Document Keywords:
Cc:

Description

From 5201 to 5201-bis, the format of the Host_ID TLV was simplified and support for ECC HIs was added as below.

OLD:

The Host Identity is represented in RFC 4034 [RFC4034] format. The
algorithms used in RDATA format are the following:

NEW:

The Host Identity is derived from the DNSKEY format for RSA and DSA.
For these, the Public Key field of the RDATA part from RFC 4034
[RFC4034] is used.

and

For ECDSA and ECDSA_LOW Host Identities is represented by the
following fields:

0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| ECC Curve | /
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
/ Public Key |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

ECC Curve Curve label
Public Key Represented in Octet-string format

[RFC6090]

This change needs to be reflected in 5205-bis.

Change History (0)

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