The Global XML Web Services Architecture (GXA) was an announcementhttp://msdn.microsoft.com/en-us/library/aa479664.aspx Understanding GXA by Microsoft in 2002 of several proposals for extensions to

SOAP Soap is a salt of a fatty acid used in a variety of cleansing and lubricating products. In a domestic setting, soaps are surfactants usually used for washing, bathing, and other types of housekeeping. In industrial settings, soaps are use ...

. Some of the components of GXA were developed into standards in combination with other companies, including IBM. Others were specific to Microsoft and have been superseded. Microsoft released a reference implementation of a part of GXA as '' Web Services Enhancements 1.0 SP1 for Microsoft .NET'' (WSE).

Components of GXA in WSE 1.0

WS-Security Web Services Security (WS-Security, WSS) is an extension to SOAP to apply security to Web services. It is a member of the Web service specifications and was published by OASIS. The protocol specifies how integrity and confidentiality can be enfor ...

* WS-Routing * WS-Policy *

XML Infoset XML Information Set (XML Infoset) is a W3C specification describing an abstract data model of an XML document in terms of a set of ''information items''. The definitions in the XML Information Set specification are meant to be used in ''other'' sp ...

GXA Future Directions

At the time of the GXA announcement, Microsoft listed further standards they were participating in developing: Federated security:

WS-Trust WS-Trust is a WS-* specification and OASIS standard that provides extensions to WS-Security, specifically dealing with the issuing, renewing, and validating of security tokens, as well as with ways to establish, assess the presence of, and broker t ...

, WS-Privacy,

WS-Federation WS-Federation (Web Services Federation) is an Identity Federation specification, developed by a group of companies: BEA Systems, BMC Software, CA Inc. (along with Layer 7 Technologies now a part of CA Inc.), IBM, Microsoft, Novell, Hewlett Packa ...

WS-SecureConversation WS-SecureConversation is a Web Services specification, created by IBM and others, that works in conjunction with WS-Security, WS-Trust and WS-Policy to allow the creation and sharing of security contexts. Extending the use cases of WS-Security, ...

, WS-Policy Pervasive metadata and discovery: WS-Referral Microsoft also announced they were working on distributed agreement (transaction) standards.

Components of GXA in WSE 1.0

GXA Future Directions

See also

References

Further reading