TOR was originally created by the US Navy, and subsequently used by human rights workers, activists and people in oppressed countries to communicate issues without getting killed in reprisal. Now the FBI is trying its best to kill it, though the use of drive-by hacking.
Visit the Wrong Website, and the FBI Could End Up in Your Computer | Threat Level | WIRED
Security experts call it a “drive-by download”: a hacker infiltrates a high-traffic website and then subverts it to deliver malware to every single visitor. It’s one of the most powerful tools in the black hat arsenal, capable of delivering thousands of fresh victims into a hackers’ clutches within minutes. Now the technique is being adopted by a different kind of a hacker—the kind with a badge.