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This paper describes a conceptual model for attribute aggregation that allows a service provider (SP) to authorise a user’s access request based on attributes asserted by multiple identity providers (IdPs), when the user is known by different identities at each of the IdPs. The user only needs to authenticate to one of the IdPs and the SP is given an overall level of assurance (LoA) about the authenticity...
The paper deals with the following topics: network security; identity management, authentication, and authorization; availability and reliability; risk and security management; security and privacy; cryptography and secure protocols; intrusion detection; privacy and trust; global information security; software security and authentication; digital content security; organizational aspects of security;...
Techniques for building local area network clusters differ from those used for large scale harvesting of idle computing power. The overlapping non dedicated clusters (ONDC) architecture is trying to mix advantages of both techniques. Clusters build in ONDC style can be deployed both on small scale local networks, but as well in large scale over the Internet deployments. In this paper we analyze the...
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