Protect your Blizzard account with Battle.net Authenticator

Find out how to protect your Battle.net account using Blizzard's official Authenticator application for Android or iOS devices.

Battle.net Authenticator for Android - Free App Download

Blizzard Authenticator - Wowpedia - Your wiki guide to the World of Warcraft

Battle.net Authenticator iPhone app now available in Europe

Your Mobile Authenticator has a new home — Battle.net — Blizzard News

Blizzard Quietly Discontinues Physical Authenticator

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Battle.net Authenticator for Windows 10