A presentation at the Black Hat USA security conference this year from researchers working at Carnegie Mellon University in Pittsburgh, which was supposed to talk about a low-cost method to reveal the identity of users relying on TOR network for anonymity, has been cancelled late last week. The decision was sent to the organizers of the conference by the legal counsel for the Software Engineering Institute (SEI) and Carnegie Mellon University, and was motivated by the fact that the details of…