A time-bound hierarchical key assignment scheme is a method to assign time-dependent encryption keys to a set of classes in a partially ordered hierarchy, in such a way that each ...
Alfredo De Santis, Anna Lisa Ferrara, Barbara Masu...
We present protocols that allow a user Alice, knowing only her name and password, and not carrying a smart card, to "log in to the network" from a "generic" wo...
A Group Key Agreement protocol is a process to establish a cryptographic key for a group of participants over an open network. In this paper, we propose a group key agreement(CAGKA...
As e-government enters the "transformation" phase, public authorities face major challenges in terms of governance and leadership. The present article consolidates prior...
Beat Estermann, Reinhard Riedl, Alessia C. Neuroni
Quantum key distributionalgorithmsuse a quantum communicationchannel with quantum information and a classical communication channel for binary information. The classical channel, ...