Blizzard/Battle.net
Gaming · blizzard.com
Two second factors on offer: approval in an app and text message. The strongest is approval in an app.
Recommended setup
Battle.net app
Approve sign-ins in the service's own app. Only ever approve a request you just started.
PushApproval in an appBattle.net app
SMSText messageSupported
Not offered: security key, authenticator app, hardware token, phone call, email code.
Switch it on
General steps; menu names vary. Blizzard/Battle.net's own guide has the exact screens.
- Sign in to Blizzard/Battle.net and open your account's security settings. Look for two-step verification or two-factor authentication. Blizzard/Battle.net's own guide shows the exact screens.
- Install Battle.net app on your phone and sign in. Turn on sign-in approvals when it asks.
- Save the backup codes. Keep them in your password manager or print them; they're your way back in if you lose your phone or key.