Security Principles in Voice over IP (VoIP)

Abstract

Took the research related to the use and development of speech and voice conversations that occur across the international network occupy the attention of researchers during the recent what this field is of great importance compared to fields that are interested correspondence voice of pressure or other methods. Considered all the systems that are used for the purpose of voice chat systems are important, so for frequent use at the present time. The enormous development and technological progress in the field of information security audio make these systems spread widely and become commonly used. In the proposed research, will be addressed to all the concepts and key elements of the systems, voice conversations. Also will be recognized by all the information and security secrets to the most prevalent of these systems. A set of comparisons as well as the results have been reached, then search addresses the major components that make up the basis of the VoIP, finally will recognize some current commercial operating systems and scale differentiation between the system and another