tldr/pages/linux/authconfig.md

authconfig

A CLI interface for configuring system authentication resources. More information: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/system-level_authentication_guide/authconfig-install.

• Display the current configuration (or dry run):

authconfig --test

• Configure the server to use a different password hashing algorithm:

authconfig --update --passalgo={{algorithm}}

• Enable LDAP authentication:

authconfig --update --enableldapauth

• Disable LDAP authentication:

authconfig --update --disableldapauth

• Enable Network Information Service (NIS):

authconfig --update --enablenis

• Enable Kerberos:

authconfig --update --enablekrb5

• Enable Winbind (Active Directory) authentication:

authconfig --update --enablewinbindauth

• Enable local authorization:

authconfig --update --enablelocauthorize