from the who-watches-the-watchers dept.
G_of_the_J writes "A man who had cut 18 cables affecting Verizon and Comcast was blackmailing them. He had demanded bank accounts be set up and information be provided on web sites that he specified. Although he used anonymous access to get to the web sites, the FBI had planted a trojan which was downloaded to his computer. The trojan then sent his IP address and other information to the FBI."