[Bug 222684] IPv6 AH hmac-sha2-384 is incompatible with Linux AH hmac(sha384)

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Tue May 29 16:47:04 UTC 2018


--- Comment #5 from Conrad Meyer <cem at freebsd.org> ---
(In reply to Jason Mader from comment #4)
Ah, got it, thanks!  I'm not familiar with NetBSD IPSec work and don't know how
much is shared.

Based on a 20 byte MAC like HMAC-SHA1 working and an 8 byte alignment
requirement, it seems like a 224-bit (28 byte) MAC like HMAC-SHA2-224 should
have the same alignment.  Have you tried that one?

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