2.2.6 wsignoutcleanup1.0 Request Message
The wsignoutcleanup1.0 request message is specified in [WSFederation1.2] section 13.2.4.2 and is a request to a relying party to delete the cached session state for a specific user. The wsignoutcleanup1.0 request message consists of an HTTP GET with the following query string parameters, as specified in [WSFederation1.2] section 13.2.4.2 (for processing semantics of wsignoutcleanup1.0, see section 3.3.5.4.5):
wa: The value MUST be the literal string "wsignoutcleanup1.0".
wreply (optional): This value is a URL at the requestor IP/STS to which the web browser requestor SHOULD<32> be redirected once clean-up processing is complete.
The wsignoutcleanup1.0 message is an instruction to relying parties by a requestor IP/STS to delete the cached session state for the specified user. The protocol does not specify a response back to the requestor IP/STS initiating the wsignoutcleanup1.0 message.