Theft of computer time, haha.
There are suspicions that the radioactive polonium-210 used to kill ex-FSB agent Alexander Litvinenko in London in 2006 came from Sarov.
The Federal Nuclear Centre reportedly employs up to 20,000 people and its supercomputer boasts a capacity of 1 petaflop, the equivalent of 1,000 trillion calculations per second.
http://www.bbc.com/news/world-europe-43003740
Probably trying to make up for crap wages.