1 “...This book constitutes the proceedings of the 4th International Conference on Network Security...”

2 Table of Contents: “...: Routing Protocols and Challenges -- Comparative Analysis of Formal Model Checking Tools for Security...”

3 Table of Contents: “...Security, Access Control and Intrusion Detection -- Pattern Recognition and Image Processing...”

4 Table of Contents: “... of Merkle Signature Scheme to Protect AODV Routing Protocol -- Secure Spectrum Sensing and Decision...”

5 “... networks, data communication technologies, and network security; they present knowledge and results...”

6 “... and mobile networks; and network security...”

7 “...; algorithmic applications and data management; information and network security...”