Once the device is linked you'll have to enter the code from the Authenticator every time you log into the game or access your account settings on the WoW web page.

The Authenticator is a piece of hardware (we're guessing USB-related) has a button you press whenever you start World of Warcraft that must be inputted to log in. " What is the Blizzard Authenticator?

Accounts keyed to an authenticator must enter a multi-digit code at the time of login to access the game. The code changes every 10 seconds or so.

Set to be debuted at the Worldwide Invitational, the Blizzard Authenticator is a small device which is associated with your WoW account. It generates a random six-digit code which must be entered ...

Blizzard, fresh off its Earth-rattling Diablo III news, has just released a small gadget that supposedly improves the security of your World of Warcraft account.

Remember: If you ever ingest the Battle.net Authenticator you use to protect the integrity of your World of Warcraft account, the first thing you should do is seek medical attention on the ...

The hacking and account stealing has gotten so bad on World of Warcraft that Blizzard has decided to release a hardware authenticator to make sure when you log in, you’re actually not some dude ...