Although VoIP offers lower cost and greater flexibility, it can also introduce significant risks and vulnerabilities. This article explains the challenges of VoIP security and outlines steps for helping to secure an organization's VoIP network.
Index Terms:
voice over IP, H.323, SIP, VoIP
Citation:
Thomas J. Walsh, D. Richard Kuhn, "Challenges in Securing Voice over IP," IEEE Security and Privacy, vol. 3, no. 3, pp. 44-49, May/June 2005, doi:10.1109/MSP.2005.62