Parallel mixing [7] is a technique for optimizing the latency of a synchronous re-encryption mix network. We analyze the anonymity of this technique when an adversary can learn the...
We show that a number of recent definitions and constructions of fuzzy extractors are not adequate for multiple uses of the same fuzzy secret—a major shortcoming in the case of...
Abstract. Access control languages which support administrative controls, and thus allow the ordinary permissions of a system to change, have traditionally been constructed with ...
—Deploying a security policy may prove difficult whenever the system does not embed all necessary security functionalities. Some specific functionalities are required to accura...
In this paper, we propose a facilitator that finds capable and trustworthy partners on behalf of client users, which helps users form and maintain e-partnerships for electronic co...
Chihiro Ono, Boyd C. Paulson Jr., Dai Kanetomo, Ma...