arcfour-hmac checksum salt value
Love Hörnquist Åstrand
lha at kth.se
Fri Mar 14 13:03:40 EDT 2008
>>> While implementing arcfour-hmac for Linux Kernel NFS use, I have run
>>> into the following issue:
>> From where do you get 13 in heimdal ?
>> From what I can read, heimdal uses KRB5_KU_USAGE_SIGN that later in
>> the crypto layer is mapped to 15 for the mic checksum.
> Function usage2arcfour() when given KRB5_KU_USAGE_SEAL.
> --> _gssapi_wrap_arcfour()
> --> arcfour_mic_cksum()
> --> krb5_create_checksum()
> --> usage2arcfour()
> I was only looking at your code (and testing my code against Solaris).
> Let me know if I'm misreading this...
Ah, confused wrap with mic. if you look at older drafts they uses 13
for wrap . 15 must be a copy and paste error.
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