Security vulnerabilities are a main cause of network security. Vulnerability classification gives the users a better understanding of the essence of vulnerabilities, which help propose efficient solutions. However, applying Vulnerability Categorization Standard (VCS) to manually categorize vulnerabilities is impracticable since it is time-consuming and subjective. To address this issue, a new framework named Automatic Security ...

Parallel rendezvous multi-channel MAC mechanisms are regarded as an efficient method for media access control in cognitive radio networks since they do not need a control channel and use only one transceiver. However, existing parallel rendezvous MAC mechanisms assume that all channels have the same maximum capacity and channel availability for secondary users. In this ...

In this paper, the authors focus their attention in the main two methods of cooperative communications: decode and forward, and amplify and forward and how they can be used in a new concept of cooperative satellite communications. They present an analysis of both in terms of symbol error rate and power allocation and analyze which ...