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.
The final layers of security include a pair of authentication certificates residing on the handsets, as well as requiring users to log-in with a password before they can use the SIP (Session Initiation Protocol) server.
Rarely are leaks intentional: Somebody at work might post a file on a server to download at home, a wrongly configured server might make too much of a hard drive searchable or a Web site's password-protection might be flimsy enough to be accessible to search engines.
Features include name-and-password log-in support, file and directory caching for quick access, firewall and proxy-server support, and UNIX file attribute support.