OK Russ, That's why in need to launch a kinit command, before Firefox, in order to get a local ticket cache.
Without cache, as i mentionned in my first pot, NegotiateAuth log displays : [...] -1217141024[b742e1c0]: gss_init_sec_context() failed: Unspecified GSS failure. Minor code may provide more information SPNEGO cannot find mechanisms to negotiate [...] ________________________________________________ Kerberos mailing list Kerberos@mit.edu https://mailman.mit.edu/mailman/listinfo/kerberos