An elite group of nation-state hackers running roughshod through the financial sector and other industries in the U.S. has pioneered techniques that others are following, and has used sophisticated methods to go after hardened targets, including hacking a security firm to undermine the security service the company provided its clients.
The highly professional group, dubbed Hidden Lynx, has been active since at least 2009, according to security firm Symantec, which has been tracking the group for some time. Hidden Lynx regularly uses zero-day exploits to bypass countermeasures they encounter. And, unusually for a government-sponsored effort, the gang appears to have a sideline staging financially motivated attacks against Chinese gamers and file-sharers.

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