>>>>> "Quanah" == Quanah Gibson-Mount via RT writes: Quanah> The k5 file size changed for me, but it decreased, not increased: Quanah> k5-1.2.8 Quanah> -rw------- 1 quanah root 427 Feb 4 13:24 /tmp/krb5cc_p4169 Quanah> k5-1.3.6 Quanah> -rw------- 1 quanah root 405 Feb 4 13:25 /tmp/krb5cc_p4169 Quanah> which may be something totally unrelated. It's probably not related. Could you please send the output of "od -tax1" on two krb4 ticket files (after the credentials expire, of course) from identical invocations of kinit using your two sets of binaries? I can't reproduce this on krb5-1.2.4 and krb5-1.3.5 on an Alpha which I have access to. ---Tom