http://www.rfc-editor.org/rfc/rfc5554.txt
RFC 5554: Clarifications and Extensions to the Generic Security Service Application Program Interface (GSS-API) for the Use of Channel Bindings, N. Williams2009-05-01T23:00:00-00:00This document clarifies and generalizes the Generic Security Service Application Programming Interface (GSS-API) "channel bindings" facility, and imposes requirements on future GSS-API mechanisms and programming language bindings of the GSS-API. [STANDARDS-TRACK]