Layers 7 through 4 are geared more to the application than the lower layers, which are designed to move packets from one place to another no matter what they contain. Layer 5 provides coordination.

This chapter discusses the Session layer (layer 5) on the Open Systems Interconnect (OSI) model. In this chapter, we examine a number of well-known techniques that are used to attack sessions, and ...

The Open Systems Interconnect (OSI) seven-layer reference model is a framework for data communications. As seen in previous chapters, security can be breached by exploiting the flaws and weaknesses of ...