: Cost-based optimizers in relational databases make use of data statistics to estimate intermediate result cardinalities. Those cardinalities are needed to estimate access plan co...
Abstract. Practical implementations of atomically consistent read/write memory service are important building blocks for higher level applications. This is especially true when dat...
Chryssis Georgiou, Nikolas Hadjiprocopiou, Peter M...
We deal with the problem of a center sending a message to a group of users such that some subset of the users is considered revoked and should not be able to obtain the content of...
At EuroCrypt’99, Paillier proposed a new encryption scheme based on higher residuosity classes. The new scheme was proven to be one-way under the assumption that computing N-resi...
Dario Catalano, Rosario Gennaro, Nick Howgrave-Gra...
It is well-known that CA plays the central role in PKI. In this paper we introduce a new component into PKI, DA (decryption authority), which decrypts important and sensitive mess...