 McKinnon was accused of hacking into 97 United States military and NASA computers over a 13-month period between February 2001 and March 2002, at the house of his girlfriend's aunt in London, using the name 'Solo'.US authorities stated he deleted critical files from operating systems, which shut down the United States Army's Military District of Washington network of 2000 computers for 24 hours.McKinnon also posted a notice on the military's website