Blizzard claims that nobody who used a Battle.net authenticator has been hacked.
From the metro.co.uk
Each of the 2,430 regular-season games is attended by at least one authenticator.
From the sportsillustrated.cnn.com
Instead of the security conscience-less and the authenticator-less population.
From the forbes.com
I have the authenticator, I still got hacked, same situation as this article.
From the forbes.com
Aside from that, they have more security options than just an authenticator.
From the forbes.com
I believe, the companies goal is to ensure you purchase there authenticator.
From the forbes.com
Which means that they do not require password, and authenticator is useless.
From the forbes.com
The crucial thing about Avedon's approach is he's an equal-opportunity authenticator.
From the washingtonpost.com
If you buy it physically, the box does not mention use of an authenticator.
From the forbes.com
More examples
Appraiser: one who determines authenticity (as of works of art) or who guarantees validity
An authenticator is either a token of authentication or one who authenticates.
Means used to confirm the identity of a station, originator, or individual. [CNSSI] Secrets that create the binding between credentials and it's presenter. [800-103] The means used to confirm the identity or to verify the eligibility of a station, originator, or individual. ...
Fully qualified class name of authenticator to use, or blank to use the default implementation provided.
A record containing information that can be shown to have been recently generated using the session key known only by the client and server. (Definition taken from RFC1510)