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RE: Is Anyone in the IPsec WG Writing a Draft RFC Using AES CBC M AC for ESP Integrity?
On Tue, 3 Jul 2001, Helger Lipmaa wrote:
> I would recommend to hold your breath until the NIST has standardised this
> mode. The new NIST modes workshop is going to happen at the end of August
> (see http://www.nist.gov/modes). CBC MAC is currently not on the list, but
> there are a few alternative possibilities.
>
> Moreover, CBC MAC has recently been extended so that it would be secure
> for arbitrary message lengths... So that standardising effort might take
> more than just writing a draft.
Still, a correction: The XCBC (MAC) mode by Black and Rogaway is equal to
the 'extended CBC MAC' mode.
Helger
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