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Heidi Buelow

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People sometimes ask what a service-oriented architecture enables today that could not have been done with the older, proprietary integration stacks of the past 5 to 15 years, such as those from Tibco, IBM, or Vitria. One such ability is the greater degree of interoperability between heterogeneous technology stacks that is made possible by the standards SOA is built on, such as Web services and BPEL. Although interoperability is only one facet of the SOA value proposition, it is one that has become increasingly more important, due in large part to the evolving IT environment, merger and acquisition activity, and increased partner connectivity. Building business solutions for SOA requires the ability to secure data exchanged over a network, and control access to services in an environment where long-running business processes and asynchronous services are increasing... (more)