- You can add a new degree of security to Battle.net authentication using the physical symbol. All you have to do is associate your Battle.net account with your World of Warcraft account.

- To do this, you need to access Battle.net and click "Add Battle.net Authenticator, then enter the code behind the symbol.

- protected against keyloggers because the code displayed is unique

- Applies to all Blizzard games that are connected to this account and requiring an authentication

Note: An authenticator can only be associated with a single Battle.net account.