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CCS
2009
ACM
14 years 8 months ago
PBES: a policy based encryption system with application to data sharing in the power grid
In distributed systems users need the ability to share sensitive content with multiple other recipients based on their ability to satisfy arbitrary policies. One such system is el...
Rakeshbabu Bobba, Himanshu Khurana, Musab AlTurki,...
DEXAW
2006
IEEE
188views Database» more  DEXAW 2006»
14 years 2 months ago
A Protocol for Secure Content Distribution in Pure P2P Networks
A significant challenge for Peer-to-Peer (P2P) systems is maintaining the correctness and consistency of their global data structures and shared contents as peers independently a...
Esther Palomar, Juan M. Estévez-Tapiador, J...
NDSS
2003
IEEE
14 years 1 months ago
Proactive Two-Party Signatures for User Authentication
We study proactive two-party signature schemes in the context of user authentication. A proactive two-party signature scheme (P2SS) allows two parties—the client and the server...
Antonio Nicolosi, Maxwell N. Krohn, Yevgeniy Dodis...
ACISP
2004
Springer
14 years 1 months ago
Single Database Private Information Retrieval with Logarithmic Communication
In this paper, we study the problem of single database private information retrieval, and present schemes with only logarithmic server-side communication complexity. Previously th...
Yan-Cheng Chang
FMCO
2003
Springer
121views Formal Methods» more  FMCO 2003»
14 years 1 months ago
TulaFale: A Security Tool for Web Services
Web services security specifications are typically expressed as a mixture of XML schemas, example messages, and narrative explanations. We propose a new specification language fo...
Karthikeyan Bhargavan, Cédric Fournet, Andr...