MS Authenticator App

How to enable 2FA on CEX.IO

CEX.IO overview Supported

Enable two-factor authentication on CEX.IO to stop unauthorized logins. After setup, CEX.IO asks for a rotating code from MS Authenticator App in addition to your password.

Step-by-step setup

  1. 1

    Sign in to CEX.IO and open your CEX.IO account security settings.

  2. 2

    Turn on two-factor authentication and choose the authenticator-app option.

    Look for "Authenticator app", "Authentication app", or "TOTP" rather than SMS.

  3. 3

    Scan the QR code with MS Authenticator App.

    Open MS Authenticator App, tap add, and point your camera at the QR code CEX.IO displays. Can't scan? Enter the setup key manually instead.

  4. 4

    Enter the 6-digit code to confirm.

    Type the code MS Authenticator App generates to verify and link your CEX.IO account.

  5. 5

    Save your backup codes.

    Store the recovery codes CEX.IO gives you somewhere safe — you'll need them if you lose your phone.

Menu names on CEX.IO can change — the official CEX.IO 2FA documentation ↗ always has the exact, current path.

Frequently asked questions

Does CEX.IO work with authenticator apps like MS Authenticator App?
Yes. CEX.IO supports TOTP authenticator apps, so you can generate its two-factor codes in MS Authenticator App.
Is CEX.IO two-factor authentication free?
Yes. Enabling authenticator-app 2FA on CEX.IO is free — you only need the free MS Authenticator App.
What if I lose access to my CEX.IO 2FA codes?
Use the backup or recovery codes you saved during setup. If you didn't save them, contact CEX.IO support to regain access, then re-add the account to MS Authenticator App.

Generate your CEX.IO codes in MS Authenticator App

Free, offline, and encrypted. One tap for every 6-digit code.

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