Data sharing on public servers has become a popular service on the Internet, in which users can store and share data with other users through public servers. However, because the ...
We extend the Camenisch-Lysyanskaya anonymous credential system such that selective disclosure of attributes becomes highly efficient. The resulting system significantly improves ...
Grids are intended to enable cross-organizational interactions which makes Grid security a challenging and nontrivial issue. In Grids, delegation is a key facility that can be used...
Mehran Ahsant, Jim Basney, Olle Mulmo, Adam J. Lee...
A great challenge in securing sensor networks is that sensor nodes can be physically compromised. Once a node is compromised, attackers can retrieve secret information (e.g. keys)...
This note presents a new way of composing cryptographic primitives which makes some novel combinations possible. For example, one can do threshold decryption using standard block c...