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EUROPKI
2008
Springer
13 years 9 months ago
A Privacy-Preserving eHealth Protocol Compliant with the Belgian Healthcare System
Real world healthcare systems are generally large and overly complex systems. Designing privacy-friendly protocols for such systems is a challenging task. In this paper we present ...
Bart De Decker, Mohamed Layouni, Hans Vangheluwe, ...
ACNS
2009
Springer
158views Cryptology» more  ACNS 2009»
14 years 2 months ago
A New Variant of the Cramer-Shoup KEM Secure against Chosen Ciphertext Attack
We propose a new variant of the Cramer-Shoup KEM (key encapsulation mechanism). The proposed variant is more efficient than the original Cramer-Shoup KEM scheme in terms of public...
Joonsang Baek, Willy Susilo, Joseph K. Liu, Jianyi...
JOC
2007
169views more  JOC 2007»
13 years 7 months ago
Another Look at "Provable Security"
We give an informal analysis and critique of several typical “provable security” results. In some cases there are intuitive but convincing arguments for rejecting the conclusi...
Neal Koblitz, Alfred Menezes
GI
2004
Springer
14 years 1 months ago
A Low-Cost Solution for Frequent Symmetric Key Exchange in Ad-hoc Networks
: Next to authentication, secure key exchange is considered the most critical and complex issue regarding ad-hoc network security. We present a low-cost, (i.e. low hardware-complex...
Markus Volkmer, Sebastian Wallner
CRYPTO
2005
Springer
113views Cryptology» more  CRYPTO 2005»
14 years 1 months ago
Secure Communications over Insecure Channels Based on Short Authenticated Strings
Abstract. We propose a way to establish peer-to-peer authenticated communications over an insecure channel by using an extra channel which can authenticate very short strings, e.g....
Serge Vaudenay