FILE - This July 16, 2013 file photo shows a sign at Facebook headquarters in Menlo Park, Calif. Facebook says hackers accessed data from 29 million accounts as part of the security breach disclosed two weeks ago.
FILE - This July 16, 2013 file photo shows a sign at Facebook headquarters in Menlo Park, Calif. Facebook says hackers accessed data from 29 million accounts as part of the security breach disclosed two weeks ago. Ben Margot, File AP Photo
FILE - This July 16, 2013 file photo shows a sign at Facebook headquarters in Menlo Park, Calif. Facebook says hackers accessed data from 29 million accounts as part of the security breach disclosed two weeks ago. Ben Margot, File AP Photo