ctClass values identify directory objects that are groups during sub-group processing. AuthLDAPUrl url [NONE|SSL|TLS|STARTTLS]dhEURL specifying the LDAP search parameters AuthMerging Off | And | Or Off dhBControls the manner in which each configuration section's authorization logic is combined with that of preceding configuration sections. AuthName auth-domaindhBAuthorization realm for use in HTTP authentication AuthnCacheContext directory|server|custom-stringdBSpecify a context string for use in the cache key AuthnCacheEnablesBEnable Authn caching configured anywhere AuthnCacheProvideFor authn-provider [...]dhBSpecify which authn provider(s) to cache for AuthnCacheSOCache provider-name[:provider-args]sBSelect socache backend provider to use AuthnCacheTimeout timeout (seconds)dhBSet a timeout for cache entries <AuthnProviderAlias baseProvider Alias> ... </AuthnProviderAlias>sBEnclose a group of directives that represent an extension of a base authentication provider and referenced by the specified alias AuthnzFcgiCheckAuthnProvider provider-name|None option ...dEEnables a FastCGI application to handle the check_authn authentication hook. AuthnzFcgiDefineProvider type provider-name backend-addresssEDefines a FastCGI application as a provider for authentication and/or authorization AuthType None|Basic|Digest|FormdhBType of user authentication AuthUserFile file-pathdhBSets the name of a text file containing the list of users and passwords for authentication AuthzDBDLoginToReferer On|Off Off dEDetermines whether to redirect the Client to the Referring page on su