Google Authenticator is currently the most popular two-factor authentication tool, and Binance strongly recommends users set it up to protect their accounts. If you haven't started using Binance yet, register on Binance first, then download the Binance APP and follow the steps below.
How Google Authenticator Works
Google Authenticator generates a 6-digit verification code every 30 seconds that's linked to your Binance account. When logging in or performing sensitive operations, you'll need to enter the current code in addition to your password.
Since the code refreshes every 30 seconds, even if someone sees it, it quickly becomes invalid.
Before You Start
- Install the Google Authenticator app on your phone
- iPhone: Search and download from the App Store
- Android: Search and download from Google Play or other app stores
- Make sure you're logged into the Binance APP
Detailed Setup Steps
Step 1: Go to Security Settings
Open the Binance APP → Tap profile icon in upper left → Security → Google Authenticator → Enable
Step 2: Get the Key
The system will display a QR code and a text key. You can add it two ways:
- Scan QR code: Open Google Authenticator, tap "+", select "Scan QR code," and point it at the QR code shown on Binance
- Manual entry: In Google Authenticator, select "Enter a setup key" and type in the text key provided by Binance
Step 3: Back Up the Key
This step is critically important. Write the text key down on paper and store it somewhere safe. If you lose your phone or switch devices, you'll need this key to restore the authenticator.
Don't just take a screenshot — if your phone breaks, the screenshot is gone too.
Step 4: Verify and Complete
Google Authenticator will start displaying 6-digit codes. Go back to the Binance APP, enter the current code, pass email or SMS verification, and complete the setup.
When You'll Use It After Setup
After setting up Google Authenticator, the following actions will require a verification code:
- Logging into your account
- Withdrawing cryptocurrency
- Changing security settings
- Disabling two-factor authentication
- Releasing crypto in P2P trades
What If You Switch Phones?
If You Have the Backup Key
Install Google Authenticator on your new phone and add the account using your saved key — same process as the initial setup.
If You Don't Have the Backup Key
You'll need to contact Binance support to request a reset. You'll need to provide identity information, account details, etc. to verify your identity. The process may take several days and is quite inconvenient.
So please, save your backup key.
FAQ
The Code Is Always Wrong
Check if your phone's time is accurate. Google Authenticator relies on your phone's clock to generate codes — if the time is off, the codes will be wrong. You can sync the time in the authenticator's settings.
Can I Link Multiple Platforms?
Yes. One Google Authenticator app can hold multiple accounts, each generating independent verification codes.