VoIP services regularly get into trouble in countries where governments like to keep a solid grip on what people are talking about and with whom.No, not the US this time, Saudi Arabia is the latest to join the anti-Skype brigade as it threatens to ban essentially all VoIP communications in the country unless those communications...

Scientists have devised a stealthy and low-cost way to track the internet protocol addresses of tens of thousands of Skype users, and link the information to their online activities such as the sharing of specific files over BitTorrent.The method, which is laid out in a recently published academic paper, works even when...