http://www.rfc-editor.org/rfc/rfc2078.txt
RFC 2078: Generic Security Service Application Program Interface, Version 2, J. Linn1997-01-01T23:00:00-00:00The Generic Security Service Application Program Interface (GSS-API), as defined in RFC-1508, provides security services to callers in a generic fashion, supportable with a range of underlying mechanisms and technologies and hence allowing source-level portability of applications to different environments. [STANDARDS-TRACK]