Voice over IP Security

This chapter covers the fundamentals of Lawful Interception with the following topics:

•  Definition and background

•  Requirements from law enforcement agents

•  Reference model from an architectural perspective

•  Functional specifications

•  Request and response interfaces

•  Operational considerations

CHAPTER 10Lawful Interception Fundamentals

Many of the previous chapters in this book have presented the general meaning of VoIP security; the main topics are, in short, what threats exist and how to mitigate them. However, this chapter focuses on a different aspect of VoIP security that is defined from the government’s perspective, which is known as Lawful Interception (LI). LI is based on a government law requiring service providers to provide ...