Enabled—Specifies whether this identity claim is enabled. Select the check box to enable the identity claim. Clear the check box to disable the identity claim.

LDAP attribute—Provides a space for you to type the name of the Lightweight Directory Access Protocol (LDAP) value from which you can populate this identity claim for users.

LDAP is an open network protocol standard that is designed to provide access to distributed directories. LDAP provides a mechanism for querying and modifying information that resides in a directory information tree.

Additional references