He is alleged to have identified himself on an internet chat forum as a former Tribune Company employee and then provided members of Anonymous with the login and password to the Tribune Company server.
As part of the spree of data breaches that the loose hacker movement Anonymous is calling AntiSec, the group announced Monday that it had penetrated a server belonging to the defense contractor Booz Allen Hamilton and released what it claims are 90, 000 military email addresses, encrypted passwords and an assortment of data related to other companies and government networks.
Within hours, according to the cybersecurity researchers at Panda Labs, the loose group of hackers that calls itself Anonymous launched a distributed denial of service attack that threw junk traffic at the web server of the blog that had made the WikiLeaks announcement, and by 4am had taken the site offline.