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WICON
2008
13 years 9 months ago
Security challenges in seamless mobility: how to "handover" the keys?
In this paper, we discuss key management challenges for seamless handovers across heterogeneous wireless networks. We focus on utilizing existing keying material from previous acc...
Katrin Hoeper, Lidong Chen, Antonio Izquierdo, Nad...
TCC
2007
Springer
104views Cryptology» more  TCC 2007»
14 years 1 months ago
Unifying Classical and Quantum Key Distillation
Assume that two distant parties, Alice and Bob, as well as an adversary, Eve, have access to (quantum) systems prepared jointly according to a tripartite state ρABE. In addition, ...
Matthias Christandl, Artur Ekert, Michal Horodecki...
MSWIM
2006
ACM
14 years 1 months ago
Ticket-based mobile commerce system and its implementation
Security is a critical issue in mobile commerce, especially in mobile database systems since mobile environments are dynamic and traditional protection mechanisms do not work very...
Hua Wang, Xiaodi Huang, Goutham Reddy Dodda
STOC
1999
ACM
122views Algorithms» more  STOC 1999»
14 years 1 days ago
Oblivious Transfer and Polynomial Evaluation
Oblivious polynomial evaluation is a protocol involving two parties, a sender whose input is a polynomial P, and a receiver whose input is a value α. At the end of the protocol t...
Moni Naor, Benny Pinkas
BROADNETS
2005
IEEE
14 years 1 months ago
Privacy enhanced access control in pervasive computing environments
Abstract— Privacy and security are two important but seemingly contradict objectives in pervasive computing environments (PCEs). On the one hand, service providers want to authen...
Kui Ren, Wenjing Lou