Secure,Reliable, transacted Web services - Architecture and composition

Hey...you thot i will update you only little technical. There is a very good article on webservices by IBM Corporation Donald F. Ferguson, Tony Storey & Microsoft Corporation Brad Lovering John Shewchuk on writing Secured, reliable web services. It talks about reliable messaging, WS- Security, Transport mechanisms (HTTP , HTTPS) , WSDL and lot more on Web Services. You can find this @ MSDN site