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Re: draft-ietf-smime-aes-alg-06.txt
I will look into this one.
Russ
In message <7D5D48D2CAA3D84C813F5B154F43B155016A3102@nl0006exch001u.nl.lucent.c
om>, "Wijnen, Bert (Bert)" writes:
>Since I get to see a lot of OID stuff in SNMP and BER encodings
>of it, I wondered.
I assume you mean "ASN.1" instead of "SNMP"...
>
>What I see in this doc is:
>
>bottom of page 4 (example 1):
> 30 11
> 06 09 60 86 48 01 65 03 04 01 05 ; AES-128 wrap OID
>page 5 (example 2):
> 30 11
> 06 09 60 86 48 01 65 03 04 01 2c ; AES-256 wrap OID
>top of page 6:
> 30 11
> 06 09 60 86 48 01 65 03 04 01 2c ; AES-256 wrap OID
>
>And in section 2.3.2 (page 6):
>
> NIST has assigned the following OIDs to define the AES key wrap
> algorithm.
>
> id-aes128-wrap OBJECT IDENTIFIER ::= { aes 5 }
> id-aes192-wrap OBJECT IDENTIFIER ::= { aes 25 }
> id-aes256-wrap OBJECT IDENTIFIER ::= { aes 45 }
>
>From that, it seems to me that
> 06 09 60 86 48 01 65 03 04 01 2c ; AES-256 wrap OID
>is not in sync with
> id-aes256-wrap OBJECT IDENTIFIER ::= { aes 45 }
>Because I think that the 2c at the end should be 2d in order to
>represent the last subid of 45
>
I'll let Russ comment. (I'm taking the day off, and probably ignoring
most of my email until Monday, especially anything that looks like it
will take thought or work.)
--Steve Bellovin, http://www.research.att.com/~smb (me)
http://www.wilyhacker.com (2nd edition of "Firewalls" book)