In this paper it is envisaged that cognitive radios (CRs) consult a supporting network infrastructure for per-mission to transmit. The network server either gra
The key generation algorithm of AES was introduced;the weaknesses of the key generation design of AES were investigated. According to the key demand put forward
Vehicular safety applications, such as cooperative collision warning systems, rely on beaconing to provide situational awareness that is needed to predict and t