Configure 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

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