Social network-based Sybil defenses exploit the trust exhibited in social graphs to detect Sybil nodes that disrupt an algorithmic property (i.e., the fast mixing) in these graphs...
Distributed authorization takes into account several elements, including certificates that may be provided by non-local actors. While most trust management systems treat all asse...
Christian Skalka, Xiaoyang Sean Wang, Peter C. Cha...
Abstract. Currently, many kinds of information agents for di erent purposes exist. However, agents from di erent systems are still unable to cooperate, even if they accurately foll...
Security in browsers is based upon users trusting a set of root Certificate Authorities (called Trust Anchors) which they may know little or nothing about. Browser vendors face a...