* comment: Whether to allow underscores in LDAP group names.
     * @return The determination, true or false. (if not found, exception but basically no way)
     */
    boolean isLdapGroupNameWithUnderscores();

    /**
     * Get the value for the key 'ldap.lowercase.permission.name'. <br>
     * The value is, e.g. false <br>
     * comment: Whether to use lowercase for LDAP permission names.