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INFORMATICALT
2000
93views more  INFORMATICALT 2000»
13 years 7 months ago
A Secure Nonrepudiable Threshold Proxy Signature Scheme with Known Signers
In the (t, n) proxy signature scheme, the signature, originally signed by a signer, can be signed by t or more proxy signers out of a proxy group of n members. Recently, an efficie...
Min-Shiang Hwang, Iuon-Chang Lin, Eric Jui-Lin Lu
KES
2008
Springer
13 years 6 months ago
Fast Cryptographic Privacy Preserving Association Rules Mining on Distributed Homogenous Data Base
Privacy is one of the most important properties of an information system must satisfy. In which systems the need to share information among different, not trusted entities, the pro...
Mahmoud Hussein, Ashraf El-Sisi, Nabil A. Ismail
CCS
2011
ACM
12 years 8 months ago
Information-flow types for homomorphic encryptions
We develop a flexible information-flow type system for a range of encryption primitives, precisely reflecting their diverse functional and security features. Our rules enable e...
Cédric Fournet, Jérémy Planul...
FDTC
2009
Springer
189views Cryptology» more  FDTC 2009»
14 years 2 months ago
KeeLoq and Side-Channel Analysis-Evolution of an Attack
—Last year we were able to break KeeLoq, which is a 64 bit block cipher that is popular for remote keyless entry (RKE) systems. KeeLoq RKEs are widely used for access control pur...
Christof Paar, Thomas Eisenbarth, Markus Kasper, T...
IH
2004
Springer
14 years 1 months ago
An Asymmetric Security Mechanism for Navigation Signals
Abstract. Existing navigation services, such as GPS, offer no signalintegrity (anti-spoof) protection for the general public, especially not with systems for remote attestation of...
Markus G. Kuhn