Abstract. In this paper, we first demonstrate a gap between the security of verifiably committed signatures in the two-party setting and the security of verifiably committed signat...
We address the problem of using untrusted (potentially malicious) cryptographic helpers. We provide a formal security definition for securely outsourcing computations from a comp...
Secret handshakes were recently introduced [BDS+ 03] to allow members of the same group to authenticate each other secretly, in the sense that someone who is not a group member ca...
Claude Castelluccia, Stanislaw Jarecki, Gene Tsudi...
With the increasing concern of the security on high performance multiprocessor enterprise servers, more and more effort is being invested into defending against various kinds of a...
Youtao Zhang, Lan Gao, Jun Yang 0002, Xiangyu Zhan...
We describe a new encryption technique that is secure in the standard model against adaptive chosen ciphertext (CCA2) attacks. We base our method on two very efficient Identity-Ba...