Nothing is hacker-safe these days unfortunately, not even your VoIP service. But knowing that going in, and protecting yourself appropriately, can make a world of difference. The folks at the Sipera VIPER Lab have released what they feel are the Top 5 VoIP Vulnerabilities in 2007.
They are:
• Remote eavesdropping of VoIP phone calls...
• VoIP Hopping, one of the enablers of remote eavesdropping...
• Vishing, enables hackers to spoof caller ID... (q.v.)
• Toll fraud...
• The Skype worm...
(more)