Introduction
Aadhaar has emerged as a crucial document for identity verification and address proof in India. With the increasing importance of Aadhaar, UIDAI has introduced a feature to lock and unlock Aadhaar biometric data to enhance security and prevent misuse. This guide explains the Aadhaar biometric lock and unlock feature, detailing the steps to perform these actions.
What is Aadhaar Biometric Lock and Unlock Feature?
The Aadhaar Biometric Lock and Unlock feature protects your Aadhaar biometric data, including fingerprint and iris patterns, from unauthorized use. By locking your biometric data, you ensure that no one can access your Aadhaar biometric information without your permission. This feature is crucial for preventing identity theft and fraud.
Process for Aadhaar Card Biometric Lock
The Aadhaar biometric lock is an important security feature provided by the Unique Identification Authority of India (UIDAI) that allows users to lock their biometric information (fingerprints and iris scan) to prevent misuse or unauthorized access. Once locked, no one can use your biometric details for authentication until you unlock them.
Here’s a detailed process for locking your Aadhaar biometric data through different methods:
1. Lock Aadhaar Biometric through the UIDAI Portal
This is one of the most common ways to secure your Aadhaar biometric information. The official UIDAI website allows you to lock your biometric data easily. Here are the steps:
1.1 Visit the UIDAI Website
Go to the official UIDAI website by visiting https://uidai.gov.in.
1.2 Navigate to the ‘Aadhaar Services’ Section
On the homepage, look for the ‘My Aadhaar’ section and under it, click on ‘Aadhaar Authentication History’ or ‘Lock/Unlock Biometrics’.
1.3 Login Using Your Aadhaar Number
Enter your 12-digit Aadhaar number and then type in the captcha code as shown. After entering these details, click on the ‘Send OTP’ button.
1.4 Authenticate via OTP
You will receive a One-Time Password (OTP) on your registered mobile number. Enter the OTP in the required field on the portal.
1.5 Access the Biometric Lock/Unlock Option
After logging in successfully, click on the ‘Lock/Unlock Biometrics’ option. A page will open where you can lock your biometric details.
1.6 Enable the Biometric Lock
On the page, choose the ‘Enable’ option to lock your biometric data. Confirm your choice, and your biometric information will be locked.
1.7 Confirmation Message
Once the lock is activated, a confirmation message will be displayed on the screen, and you will also receive an SMS notification on your registered mobile number.
2. Lock Aadhaar Biometric through Mobile Application
If you prefer using your mobile phone for locking Aadhaar biometrics, you can use the mAadhaar mobile app, which provides easy access to this feature. The app is available on both Android and iOS platforms.
Here are the steps to Lock Aadhaar Biometric via the mAadhaar App:
2.1 Download and Install mAadhaar App
Download the mAadhaar app from the Google Play Store (for Android) or Apple App Store (for iOS).
2.2 Login with Your Aadhaar Credentials
After installing, open the app and log in using your Aadhaar number or Virtual ID (VID). You will need to verify your account using an OTP sent to your registered mobile number.
2.3 Access the Biometric Lock Feature
After logging in, navigate to the ‘Aadhaar Services’ section within the app. Look for the option labeled ‘Lock/Unlock Biometrics’.
2.4 Enable the Lock
Choose the option to ‘Lock Biometrics’. Confirm your action by following the prompts. Your biometric data (fingerprint and iris scan) will now be locked.
2.5 Receive Confirmation
A confirmation message will appear on the screen stating that your Aadhaar biometric data is successfully locked. You will also receive a confirmation SMS on your registered mobile number.
3. Lock Aadhaar Biometric via SMS
For those who may not have internet access or a smartphone, UIDAI offers an SMS-based service to lock Aadhaar biometrics. This service is convenient and allows users to secure their biometrics using just their registered mobile number.
Here are the steps to Lock Aadhaar Biometric via SMS:
3.1 Compose an SMS
- Open the messaging app on your mobile phone. Compose a new SMS in the following format: GETOTP <Last four digits of your Aadhaar number
- Example: If your Aadhaar number is 1234 5678 9123, you will type: GETOTP 9123
3.2 Send the SMS
- Send the SMS to 1947 (UIDAI’s official helpline number).
3.3 Receive OTP
- You will receive an OTP on your registered mobile number.
3.4 Lock the Biometric
- Now, compose a new SMS in the following format: LOCKUID <Aadhaar number> <6-digit OTP>
- Example: If your Aadhaar number is 1234 5678 9123 and the OTP is 654321, type: LOCKUID 123456789123 654321
3.5 Send the SMS to 1947
- Once you send the SMS, your biometric data will be locked.
3.6 Confirmation SMS
- You will receive a confirmation message stating that your Aadhaar biometrics have been locked.
Additional Notes on Aadhaar Biometric Locking:
- Unlocking: You can unlock your biometrics using the same methods, either through the UIDAI portal, mobile app, or SMS. Biometrics are automatically unlocked for a short time during authentication and locked again afterward.
- Validity of Lock: Once your biometric data is locked, it remains secured until you choose to unlock it. This lock can only be disabled through authorized processes.
You may also want to know Aadhaar eSign
How to Unlock Aadhaar Biometric?
Unlocking Aadhaar biometric is necessary when you need to perform transactions or authenticate your identity using your biometric information, such as fingerprints or iris scans, after it has been locked for security reasons. You can unlock your Aadhaar biometric data using three methods: via the UIDAI Portal, through the mobile application, or via SMS.
1. Unlock Aadhaar Biometric through the UIDAI Portal
You can unlock your Aadhaar biometrics by visiting the official UIDAI website which is managed by the government body. Here’s a step-by-step guide:
1.1 Visit the UIDAI Website
Go to the official UIDAI website by visiting https://uidai.gov.in.
1.2 Access ‘Aadhaar Services’ Section
On the homepage, locate the ‘My Aadhaar’ section. Under this section, click on ‘Lock/Unlock Biometrics’.
1.3 Enter Your Aadhaar Number
Enter your 12-digit Aadhaar number and the captcha code displayed on the page.
1.4 Send OTP
Click on ‘Send OTP’ to receive a One-Time Password (OTP) on your registered mobile number.
1.5 Authenticate with OTP
Enter the OTP received on your registered mobile number in the given field on the website.
1.6 Select Unlock Option
Once logged in, you will see the option to unlock your biometric details. Choose the option to ‘Unlock Biometrics’.
1.7 Confirmation of Unlock
After unlocking, you will receive a confirmation message on the screen, and you will also get a notification via SMS confirming that your Aadhaar biometrics have been unlocked successfully.
2. Unlock Aadhaar Biometric through Mobile Application
You can also unlock your Aadhaar biometrics through the mAadhaar mobile app. This is a convenient option for smartphone users who have the app installed.
Here are the steps to Unlock Aadhaar Biometric via the mAadhaar App:
2.1 Open the mAadhaar App
Open the mAadhaar app on your smartphone (available on Android and iOS).
2.2 Login Using Aadhaar Credentials
Log in using your Aadhaar number or Virtual ID (VID). You will need to authenticate using an OTP sent to your registered mobile number.
2.3 Navigate to ‘Aadhaar Services’
Once logged in, go to the ‘Aadhaar Services’ section in the app. Look for the option labeled ‘Lock/Unlock Biometrics’.
2.4 Unlock Biometric
Select the ‘Unlock Biometrics’ option. This will temporarily unlock your biometric data for authentication.
2.5 Confirmation
After unlocking, you will receive an on-screen confirmation, and an SMS will be sent to your registered mobile number confirming that your Aadhaar biometrics are now unlocked.
2.6 Auto-Lock Feature
The biometric data will remain unlocked for a short period (usually 10 minutes) after which it will automatically lock again. If you need to unlock it for a longer duration, you can do so through the app by following the same steps.
3. Unlock Aadhaar Biometric via SMS
For those without internet access, you can unlock your Aadhaar biometrics through SMS. This service is available on your registered mobile number.
Here are the steps to Unlock Aadhaar Biometric via SMS:
3.1 Compose an SMS
- Open the messaging app on your mobile phone. Compose a new SMS in the following format: GETOTP <Last four digits of your Aadhaar number>
- Example: If your Aadhaar number is 1234 5678 9123, you will type: GETOTP 9123
3.2 Send the SMS
- Send the SMS to 1947 (UIDAI’s official helpline number).
3.3 Receive OTP
- You will receive an OTP on your registered mobile number.
3.4 Unlock the Biometric
- After receiving the OTP, compose a new SMS in the following format: UNLOCKUID <Aadhaar number> <6-digit OTP>
- Example: If your Aadhaar number is 1234 5678 9123 and the OTP is 654321, type: UNLOCKUID 123456789123 654321
3.5 Send the SMS to 1947
- Send this SMS to 1947. Once the SMS is sent, your biometric information will be unlocked for authentication.
3.6 Receive Confirmation SMS
- After successfully unlocking your biometric data, you will receive a confirmation SMS stating that your Aadhaar biometrics have been unlocked.
Additional Notes on Aadhaar Biometric Unlocking:
- Temporary Unlocking: Biometric unlocking is usually temporary (for about 10 minutes). After this time period, the biometric lock is automatically reactivated.
- Manual Locking: If you want to manually lock your biometric data again after unlocking it, you can follow the steps outlined in the locking process via the UIDAI portal, mobile app, or SMS.
Significance of Aadhaar Biometric
Aadhaar biometric data plays a critical role in securing and verifying identities. Here are key benefits:
- Identity Verification: Serves as valid proof of identity across India.
- Prevents Duplication: Ensures no two individuals have the same biometric details.
- Reduces Misuse: Protects against unauthorized use of Aadhaar details.
- Facilitates Authentication: Simplifies and secures verification processes.
Conclusion
The Aadhaar biometric lock and unlock feature is essential for safeguarding your biometric data against misuse and fraud. By following the outlined steps, you can easily manage the security of your Aadhaar information. Regularly updating and securing your Aadhaar biometric data ensures that your identity remains protected in today’s digital world.
If you use the methods mentioned above, you can easily lock or unlock your Aadhaar biometric data when needed. It ensures a smooth and secure process for transactions and identity verification.