A former IT staffer has pleaded guilty to using a secret vSphere console to wipe company servers Logging in from a Smyrna, Georgia, McDonald’s restaurant, a former employee of a U.S. pharmaceutical company was able to wipe out most of the company’s computer infrastructure earlier this year. Jason Cornish, 37, formerly an IT staffer at the U.S. subsidiary of Japanese drug-maker Shionogi, pleaded gu