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J2EE™ Security for Servlets, EJBs and Web Services: Applying Theory and Standards to Practice by Pankaj Kumar

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Summary

A Web service describes its interface, or collection of operations, in a WSDL document and interacts with other entities by exchanging SOAP messages over HTTP/S. Web services utilize the simplicity, extensibility and flexibility of XML and Web protocols for program to program communication over the Internet. Security requirements of Web services could be more complex than simple transport security commonly used for Web applications.

Fundamental security issues for Web services are the same as any other distributed programming technology—authentication, authorizations, confidentiality and message integrity. An important distinction is that Web services can be invoked either synchronously, using request response paradigm or asynchronously, ...

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