network investigative technique
The FBI Created a Fake FedEx Website to Unmask a Cybercriminal
In an attempt to identify someone tricking a company into handing over cash, the FBI created a fake FedEx website, as well as deployed booby-trapped Word documents to reveal fraudsters' IP addresses.
Lawyers: FBI Must Reveal Malware for Hacking Child Porn Users or Drop Its Case
Defense says the government has to either reveal its network investigative technique or drop a case against an alleged child pornography user.
FBI Is Pushing Back Against Judge's Order to Reveal Tor Browser Exploit
Special Agent Daniel Alfin likened the exploit to a defect in a lock, and argued that its particulars weren't necessary to the defense's case.