1370 Authentication Plugins AD-FOREST For simple LDAP authentication, the authentication method name. Communication between the authentication plugin and the LDAP server occurs according to this authentication method. Note For all simple LDAP authentication methods, it is recommended to also set TLS parameters to require that communication with the LDAP server take place over secure connections. These authentication method values are permitted: • SIMPLE : Use simple LDAP authentication. This method uses either one or two LDAP bind operations, depending on whether the MySQL account names an LDAP user distinguished name. See the description of  authentication_ldap_simple_bind_root_dn . • AD-FOREST : A variation on  SIMPLE , such that authentication searches all domains in the Active Directory forest, performing an LDAP bind to each Active Directory domain until the user is found in some domain. • authentication_ldap_simple_bind_base_dn Command-Line Format --authentication-ldap-simple-bind- base-dn=value System Variable authentication_ldap_simple_bind_base_dn Scope Global Dynamic Yes SET_VAR  Hint Applies No Type String