Web Services Security Architectures Using Role- Based Access Control

The Web Services Access controls are categorized according to access control granularity and have two approaches: The first approach supports a negotiation-based attribute-based access control to Web Services with fine access granularity. The second approach is tailored to access control for conversation-based Web services and composite services; where in a Web Service is not considered as a set of independent operations and therefore access control must take such dependencies into account. During a Web Services invocation, a client interacts with the service, performing a sequence of operations in a particular order called conversation.

Provided by: International Journal of Computer Science and Information Technologies Topic: Security Date Added: Nov 2010 Format: PDF

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