The service-oriented architecture (SOA) integration framework enables organizations to map IT processes to business needs, with new business processes being defined on demand for business agility. However, SOA is predicated on an ability to integrate loosely-coupled services, one application to another: users are not necessarily involved. This creates challenges for governing how service assets are developed, provisioned, and invoked.
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XML gateways, a new class of networking device, manage message-level security, service-level agreements (SLAs), and performance in service-oriented architectures (SOAs). XML gateways specialize in application-level protocols rendered within the XML or Web services message itself. With the ability to rapidly inspect and process XML messages, they can perform security, transformation, routing, and SLA operations at wire speed in the network.
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There’s no universal solution for Web services security. Sometimes, access lists programmed into the Web services themselves are sufficient. Other times, Secure Sockets Layer (SSL) may be more than adequate. However, when granular message processing and auditing is essential, dedicated extensible markup language (XML) and Web services security technology will prove necessary. Which options are right for you?
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