Krb_publicSourceA 'principal t is used for authorizing a kerberized connection and allows checking that the peer is who we expect it to be.
A collection of supported Conn_type.t in (optional) order of preference.
Kerberos clients send encrypted tickets for servers. One of the central underpinning of Kerberos is that only the KDC and the target server know this secret encryption key.
A keytab (key table) is a file containing pairs of kerberos principals and encryption keys. You can use a keytab file to do kerberos authentication without having to enter a password (the key is derived from your password). Keytab's are generally used for 2 reasons: