Michele Leroux Bustamante explains the most relevant WS-* standards used today in terms of their actual implementation among WS platforms (with a focus on Java and .NET), their level of adoption and readiness. If you are new to web services or to the WS* protocols, or you are having difficulty keeping up with the pace of change in this area, this article should help.
Web Services can become the single standard for all exchange of structured data. After waiting over 5 years, 2 important Web Services specifications have finally been endorsed: WS-Security and WS-ReliableMessaging. Will these specifications allow the adoption of web services as a standard for all communication within and between organizations?