Manual:$wgExternalAuthConfig

Authentication: $wgExternalAuthConfig
Configuration for the external authentication.
Introduced in version:1.16.0 (r53497)
Removed in version:1.17.0
Allowed values:(various)
Default value:null
Warning Warning: Since 1.17.0, this is named $wgExternalAuthConf .

Details edit

Configuration for the external authentication. This may include arbitrary keys that depend on the authentication mechanism. For instance, authentication against another web app might require that the database login info be provided. Check the file where your auth mechanism is defined for info on what to put here.