Transformation and Aggregation of Web Service Security Requirements

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Provided by: Institute of Electrical and Electronics Engineers
Topic: Security
Format: PDF
Service-Oriented Architectures (SOA) supports the provision, discovery, and usage of services in different application contexts. The Web Service specifications provide a technical foundation to implement this paradigm and provide mechanisms to face the new security challenges raised by SOA. To enable the seamless usage of services, security requirements can be expressed as security policies (e.g. WS-Policy and WS-SecurityPolicy) that enable the negotiation of these requirements between clients and services. However, the concept of policy negotiation has not been applicable in the scope of service compositions so far.
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