Auth_context.ServiceSourceSee V0.Service.init
See Client.init_without_addrs
Create an AP_REP message. This will be sent by the server to authenticate itself to the client.
val read_krb_cred_into_cred_cache :
t ->
Krb_cred.t ->
Cred_cache.t ->
unit Async.Deferred.Or_error.tread a KRB-CRED message and store the contained credentials into a credential cache