Anonymity is one of the main concerns in group-oriented cryptography. However, most efforts, for instance, group signatures and ring signatures, are only made to provide anonymity ...
Networked Virtual Environments (NVEs) are computer generated, synthetic worlds that allow simultaneous interactions of multiple participants. IP multicast and application layer mu...
Wireless multi-hop networks are particularly susceptible to attacks based on flooding and the interception, tampering with, and forging of packets. Thus, reliable communication in...
—Open spectrum systems allow unlicensed secondary users equipped with cognitive radio to opportunistically access the spectrum underutilized by primary users. Cognitive radio has...
Password authentication is a popular approach used for user authentication in pervasive computing environments due to its simplicity and convenience. To secure the transmission be...