How to secure biometric data from Aadhaar

You can turn off biometric authentication for your Aadhaar card using the Aadhaar biometric lock, which is a security feature.  This implies that identity authentication cannot be performed using your fingerprints or iris scans.

You might want to lock your Aadhaar biometric for the following reasons.  For instance, locking your biometric can help to safeguard your security and privacy if you have misplaced  your Aadhaar card or if you are worried about identity theft.


The FOLLOWING actions will allow you to lock your Aadhaar biometric data.

Visit the UIDAI Official Website

Access the official UIDAI website by going to ""

Locate the "Lock/Unlock Biometrics" Option On the UIDAI homepage, find the "Lock/Unlock Biometrics" option and click on it to proceed.

Enter Your Aadhaar  Number You will be prompted to enter your 12-digit Aadhaar number in the designated field.

Input the Security Code Verify your human user status by entering the security code displayed on the page.

Generate an OTP (One-Time Password) Click on the "Generate OTP" button. An OTP will be sent to your registered mobile number.

Enter the OTP Retrieve the OTP from your mobile device and enter it on the UIDAI website.

Lock Your Biometrics After entering the OTP, you will have the option to lock your biometrics. Click on the "Lock" button to activate this feature.