ATstake, Inc. was a
computer security professional services company in
Cambridge, Massachusetts,
United States. It was founded in 1999 by
Battery Ventures (Tom Crotty, Sunil Dhaliwal, and Scott Tobin) and Ted Julian. Its initial core team of technologists included
Dan Geer (Chief Technical Officer) and the east coast security team from Cambridge Technology Partners (including Dave Goldsmith). In January 2000, @stake acquired
L0pht Heavy Industries (who were known for their many
hacker employees), bringing on
Mudge as its Vice President of Research and Development. Its
domain name was atstake.com. In July 2000, @stake acquired Cerberus Information Security Limited of London, England, from David and Mark Litchfield and Robert Stein-Rostaing, to be their launchpad into Europe, the Middle East and Africa. @stake was subsequently acquired by
Symantec in 2004.