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A very basic tutorial from techcentric.org on how to STOP VoIP security threats , CAIN, ARP and MITM attacks. Explains that an ARP Poisoning attack is a man in the middle attack (intercepting data in this case VoIP packets).
They recommend that you use SKYPE instead of SIP to avoid man in the middle attacks; [...]
Peter Cox(?) a security consultant specializing in VoIP security has a great Podcast primer on VoIP security examples. He states that there are really three categories of VoIP Security Threats:
IP level Threats - shared with the web and email and others, common knowledge to many people already
Protocol and application specific threats, based on the way [...]
VoIP uses the Internet for sending and retrieving VoIP data. This makes it vulnerable to hackers. For individuals who use VoIP this may not be a problem, but businesses don’t want their information to leak. For this reason VoIP services are dedicated to making their service as secure as possible.
Hackers may ty to tap your [...]