As electronic commerce will increase, players will increasingly wish to have signed documents and strong encryption. According to current knowledge, it must be expected that the co...
We address the problem of confidentiality in scenarios where the attacker is not only able to observe the communication between principals, but can also fully compromise the commu...
Encrypt-and-sign, where one encrypts and signs a message in parallel, is usually not recommended for confidential message transmission. The reason is that the signature typically l...
Alexander W. Dent, Marc Fischlin, Mark Manulis, Ma...
ded abstract of this paper appears in Fast Software Encryption, FSE 2004, Lecture Notes in Computer Science, W. Meier and B. Roy editors, Springer-Verlag, 2004. This is the full ve...
In this paper, we consider online prediction from expert advice in a situation where each expert observes its own loss at each time while the loss cannot be disclosed to others fo...