ANSWER: Cymmetria
Explanation:
Former US government forensics expert Jim Christy has been hired by computer security startup Cymmetria as the vice president of investigations and digital forensics. Use of decoy servers by Christy sought to reveal techniques of hackers. He retired from the US government in the year 2013. Cymmetria was founded in 2014 by Gadi Evron, a former PriceWaterhouseCooper executive. This startup is San Francisco based.