Abstract. In this paper we consider a new and efficient optimistic nonrepudiation protocol. In a non-repudiation protocol, during which Alice wants to transmit a message to Bob, Al...
During the past four decades, public trust in governments has continued to diminish due to various administrative, political, socio-cultural, economic, and mass media causes. Focu...
eVoting is a challenging approach for increasing eParticipation. However, lack of citizens’ trust seems to be a main obstacle that hinders its successful realization. In this pap...
Athanasios Antoniou, C. Korakas, Christos Manolopo...