Abstract. ESIGN is an efficient signature scheme that has been proposed in the early nineties (see [14]). Recently, an effort was made to lay ESIGN on firm foundations, using the...
Companies, organizations, and individuals often wish to share information to realize valuable social and economic goals. Unfortunately, privacy concerns often stand in the way of ...
We treat the security of group key exchange (GKE) in the universal composability (UC) framework. Analyzing GKE protocols in the UC framework naturally addresses attacks by maliciou...
M. Choudary Gorantla, Colin Boyd, Juan Manuel Gonz...
Abstract. We examine the popular proof models for group key establishment of Bresson et al. [BCPQ01,BCP01] and point out missing security properties addressing malicious protocol p...
Jens-Matthias Bohli, Maria Isabel Gonzalez Vasco, ...
A reparable database management system has the ability to automatically undo the set of transactions that are corrupted by a human error or malicious attack. The key technical chal...