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This paper is focused on the management of virtual organizations (VO) inside healthcare environments where grid technology is used as middleware for a healthcare services-oriented architecture (HSOA). Some of the main tasks considered for the provision of an efficient VO management are management of users, assignation of roles to users, assignation of privileges to roles, and definition of resources...
Modern warfare relies on dynamic, coalition operations supported by small, agile teams in time sensitive missions. While each member of a coalition may maintain a local information space supporting the activities of its own teams, coalition members must be able to share information to cooperate effectively in dynamic environments and succeed in their missions. We present an extensible, layered architecture...
Interest in service oriented architecture (SOA) is rapidly increasing in the business world due to the many benefits it offers such as reliability, manageability, reusability, flexibility, efficiency, and interoperability. There are many security technologies and models being developed for SOA. They implement or encode specific aspects of authentication, authorization, encryption, trust, and access...
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