Abstract Privacy has become a factor of increasing importance in auction design. We propose general techniques for cryptographic first-price and (M + 1)st-price auction protocols t...
Abstract—Most contemporary security mechanisms and protocols include exchange of random or time-variant nonces as an essential means of protection against replay and other threat...
This paper defines a framework in which one can formalize a variety of authorization and policy issues that arise in access control of shared computing resources. Instantiations ...
Stefan Schwoon, Somesh Jha, Thomas W. Reps, Stuart...
The aggregation of conflicting preferences is a key issue in multiagent systems. Due to its universality, voting has a central role among preference aggregation mechanisms. Votin...
Modern computer systems permit users to access protected information from remote locations. In certain secure environments, it would be desirable to restrict this access to a part...