LulzSec was a major ticket item last year as the group hacked a number of high profile Web sites all in the name of the “lulz” The Office of Inadequate Security said: ” If you know a member of the military who uses or has used the site, do them a favor and suggest they change their password on any site where they may have reused it including their mil.gov email account.” The parent company of MilitarySingles.com, ESingles, said that there is “no actual evidence that Military.com was hacked and it is possible that the Tweet is simply a false claim”
Source: https://thehackernews.com/2012/03/return-of-lulzsec-dump-170937-accounts.html