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MOBISYS
2010
ACM
14 years 6 days ago
2010
ACM
Ensemble is a system that uses a collection of trusted personal devices to provide proximity-based authentication in pervasive environments. Users are able to securely pair their ...
WWW
2010
ACM
14 years 4 months ago
2010
ACM
We present Aardvark, a social search engine. With Aardvark, users ask a question, either by instant message, email, web input, text message, or voice. Aardvark then routes the que...
ECAI
2010
Springer
13 years 11 months ago
2010
Springer
Trust and reputation measures are crucial in distributed open systems where agents need to decide whom or what to choose. Existing work has mainly focused on the reputation of sing...
WINE
2010
Springer
13 years 7 months ago
2010
Springer
Trust propagation is a fundamental topic of study in the theory and practice of ranking and recommendation systems on networks. The Page Rank [9] algorithm ranks web pages by propa...
ENTCS
2007
13 years 9 months ago
2007
In this paper we propose a formalization of access control policies based on term rewriting. The state of the system to which policies are enforced is represented as an algebraic ...