What is 2FA
Two-factor authentication (2FA) is a security method that requires you to enter a dynamic verification code generated on your mobile phone to perform operations such as login and transfer. Before using 2FA, you'll need to link the authenticator. This security measure provides better protection for your account information and funds.
Google Authenticator is a dynamic password tool like SMS dynamic verification. A dynamic verification code is generated every 30s once bound and can be used for security verification of operations, such as logging in, withdrawing coins, and modifying security settings.
How to set up 2FA with Google Authenticator
Linking your account with Google Authenticator can greatly enhance its security level and avoid potential risks to your funds and password security. This article will guide you through the process of linking Google 2FA on both the web and app.
From CoinCatch Web
Step 1: Log in to the CoinCatch official website and select "Security Settings" from the dropdown menu under the account icon.

Step 2: Scroll down to the "Security Settings" section and you'll see "Google Authentication code". Click the "Setting" button.
Step 3: Scan the QR code that corresponds to your mobile phone's operating system (iOS/Android) to download Google Authenticator. You can also download and install it directly from the app store.
Step 4: Open the Google Authenticator app and tap the "+" sign located at the bottom right corner. Next, scan the QR code displayed on the web page to complete the GA setup.
Alternatively, you can copy the CoinCatch key displayed on the web page and tap the "+" sign located at the bottom right corner of the Google Authenticator app. Select "Enter a setup key" and paste it in.
Step 5: Slide to complete the verification puzzle. Fill in both verification codes received via the sign-up email and Google Authenticator. Click "Submit" and the linking process will be completed successfully.
From CoinCatch App
Step 1: Log in to your CoinCatch account and click on the avatar icon to access the sidebar. Next, click "Setting Icon⚙️".
Step 2: After that, tab "Security" and click "Google Authenticator".
Step 3: Click the "Download" button to go to the app store. You can download and install the Google Authenticator app from there. Then, scan the QR code or click "Copy" to copy the CoinCatch Key.
Step 4: Open the Google Authenticator app and tap the "+" sign located at the bottom right corner. Select "Enter a setup key" and paste it in.
Step 5: Go back to the CoinCatch app, fill in both verification codes received via the sign-up email and Google Authenticator. Click "Confirm" and a line will come up as "Google Authenticator adds an extra layer of security to your account.", indicating that the 2FA setup is completed.
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CoinCatch Team