Sciweavers

92 search results - page 15 / 19
» Provable Secure Generalized Signcryption
Sort
View
SIGMOD
2008
ACM
210views Database» more  SIGMOD 2008»
14 years 7 months ago
Private queries in location based services: anonymizers are not necessary
Mobile devices equipped with positioning capabilities (e.g., GPS) can ask location-dependent queries to Location Based Services (LBS). To protect privacy, the user location must n...
Gabriel Ghinita, Panos Kalnis, Ali Khoshgozaran, C...
CCS
2009
ACM
14 years 8 months ago
Efficient IRM enforcement of history-based access control policies
Inlined Reference Monitor (IRM) is an established enforcement mechanism for history-based access control policies. IRM enforcement injects monitoring code into the binary of an un...
Fei Yan, Philip W. L. Fong
EUROCRYPT
2009
Springer
14 years 8 months ago
Smashing SQUASH-0
At the RFID Security Workshop 2007, Adi Shamir presented a new challenge-response protocol well suited for RFIDs, although based on the Rabin public-key cryptosystem. This protocol...
Khaled Ouafi, Serge Vaudenay
CTRSA
2005
Springer
221views Cryptology» more  CTRSA 2005»
14 years 1 months ago
Accumulators from Bilinear Pairings and Applications
We propose a dynamic accumulator scheme from bilinear pairings, whose security is based on the Strong Diffie-Hellman assumption. We show applications of this accumulator in constru...
Lan Nguyen
ICISC
2008
89views Cryptology» more  ICISC 2008»
13 years 9 months ago
Survival in the Wild: Robust Group Key Agreement in Wide-Area Networks
Group key agreement (GKA) allows a set of players to establish a shared secret and thus bootstrap secure group communication. GKA is very useful in many types of peer group scenar...
Jihye Kim, Gene Tsudik