As multicast applications are deployed for mainstream use, the need to secure multicast communications will become critical. Multicast, however, does not t the point-to-point mod...
Abstract. We show that only languages in BPP have public-coin, blackbox zero-knowledge protocols that are secure under an unbounded (polynomial) number of parallel repetitions. Thi...
Rafael Pass, Wei-Lung Dustin Tseng, Douglas Wikstr...
: We provide a message board model for collaborative systems, and propose an architecture and protocol for securing collaborative applications over message boards. The proposed arc...
We study a spectrum sharing problem in an unlicensed band where multiple systems coexist and interfere with each other. Due to asymmetries and selfish system behavior, unfair and...
Recently, Wang et al. proposed a set of double auction protocols with full privacy protection based on distributed ElGamal encryption. Unfortunately, their protocols are expensive ...