This module implements a manual method for advertsing the Kerberos principal name as per XEP-0233. It could be used in conjection with a Kerberos authentication module.
sasl_hostname = "auth42.us.example.com"Prosody 0.7+
With the plugin installer in Prosody 0.12 you can use:
sudo prosodyctl install --server=https://modules.prosody.im/rocks/ mod_saslnameFor earlier versions see the documentation for installing 3rd party modules