Security Issues and Countermeasure for VoIP

This paper focuses on these VoIP specific security threats and the countermeasures to mitigate the problem. At first, this paper gives a brief introduction of VoIP techniques: the network structure, network components, protocols and standards, data handling procedures, quality of service...
Jianqiang Xin
February 7, 2007

All papers are copyrighted. No re-posting of papers is permitted