How to Lock Aadhaar Card Biometrics to Prevent Misuse?

The Aadhaar card is one of the most important KYC document and is fast becoming mandatory across the board. Therefore it is important to protect your confidential information linked with Aadhaar from the possibility of any misuse. In this post, let us see how to lock Aadhaar card biometrics to prevent misuse.

Now you can secure your Aadhaar authentication as per your requirement by locking or unlocking your biometric data. This facility empowers you to prevent misuse of biometric authentication. However, this facility can only be accessed online through UIDAI portal. 

Also, note that by locking your Aadhaar biometrics you will not be able to use your biometrics for authentication thus prevent misuse of your Aadhaar data.

Aadhaar Biometric Locking System

Aadhaar Biometric locking system enables you to lock and temporarily unlock your biometrics. This is to protect your privacy and confidentiality of your Biometrics Data.

Biometrics data includes fingerprints, iris, and facial photograph. The tails also include the demographic information (name, address, date of birth, gender, mobile number, and email Id).

Locked Biometrics ensure you will not be able to use your biometrics for authentications. Note that you should use this facility with care to prevent denial of Authentication services.

Who can use this service?

Any resident with a valid Aadhaar card can use this service to lock biometrics. This facility empowers you to prevent misuse of biometric authentication.

You need to have your mobile number registered with Aadhaar to lock Aadhaar card biometrics online. If your mobile number is not registered with UIDAI then visit the nearest Aadhaar enrolment center to update your mobile number.

How to Lock Aadhaar Card Biometrics to Prevent Misuse?

The process to lock it is very easy and simple. Below is the step by step process to lock Aadhaar card biometrics to prevent misuse.

1. Go to the UIDAI website: https://uidai.gov.in/

2. Click on the “Lock/Unlock Biometrics” link under the “Aadhaar Services” tab.

3. You will be redirected to a new page.

4. Here you have to check the box for “I Understand that after biometric lock enable, I will not perform biometric authentication until I unlock Biometrics”.

After this click on “Lock/Unlock Biometrics” tab to proceed further.

5. Next screen, enter your 12-digit Aadhaar number or VID and the given Captcha code under “LOGIN” section.

6. Click on “Send OTP” tab. Now you will receive an OTP on your registered mobile number. The OTP received is valid for 30 minutes.

7. Enter the OTP received in the space provided and click on Login.

8. After logged in, you have to enter the given security code once again and click on “Enable” tab to lock it.

9. Now you will receive a successful message of locked biometrics.

Note that once you lock it, you will not be able to use your biometrics (fingerprint and iris) data for any authentication. However, you can unlock it whenever you need. But this way it will temporarily get unlocked only for 10 minutes and automatically gets locked again.

How to unlock Aadhaar Card Biometrics?

Once you lock your Biometric, your biometric remains locked till you chose to:

1. Unlock it (which is temporary) or

2. Disable the Locking system

Process to unlock

You now understood how to lock it. Now whenever you need to give permission to authenticate your Aadhaar details, then you have to unlock your card. Please note that this unlock is temporary and your card automatically gets locked again after 10 minutes. Below is the step by step process to unlock your card.

1. Visit the UIDAI website: https://uidai.gov.in/

2. Click on the “Lock/Unlock Biometrics” link under the “Aadhaar Services” tab.

3. A new page will open.

4. Here you have to check the box for “I Understand that after biometric lock enable, I will not perform biometric authentication until I unlock Biometrics”. After this click on “Lock/Unlock Biometrics” tab to proceed further.

5. Next page, enter your Aadhaar number or VID and the given Captcha Verification code under “LOGIN” section.

5. Click on “Send OTP” tab. Now you will receive an OTP on your registered mobile number

6. Enter the OTP and click on the Login tab.

7. After logged in, you have to enter the given security code once again and click on “Unlock” tab to unlock it. Here you also have the “Disable” option. By clicking on this tab, you can disable the locking feature.

8. Now you will receive a successful message of Aadhaar unblocked.

That’s all, hope the above process will help you to lock Aadhaar card biometrics to prevent misuse.

Also read: How to add orupdate mobile number in Aadhaar?

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