PC World: There’s now a tool to test for NSA spyware. “Luke Jennings of security firm Countercept wrote a script in response to last week’s high-profile leak of cyberweapons that some researchers believe are from the U.S. National Security Agency. It’s designed to detect an implant called Doublepulsar, which is delivered by many of the Windows-based exploits found in the leak and can be used to load other malware.”