Secure Your Identity: How Aadhaar Biometric Lock Protects Against Fraud and Unauthorized Access
Lock your Aadhaar biometrics to prevent identity theft, fraud, and unauthorized access. Secure your data easily via UIDAI portal, mAadhaar app, or SMS.

In today's digital world, protecting personal information has never been more crucial. Aadhaar, India's unique identity system, includes a "biometric lock" feature to protect your fingerprint, iris, and facial data from unwanted access. This feature makes sure that Aadhaar-linked identity remains secure, preventing possible fraud in banking, mobile SIM issuance, and other Aadhaar-based verifications.
What is Aadhaar Biometric Lock?
The Aadhaar biometric lock is a security feature created by the UIDAI (Unique Identification Authority of India) to prevent unauthorized use of an individual's biometric data. Once activated, this lock prevents the usage of fingerprint and iris scans for verification unless manually unlocked by the Aadhaar holder.
This function provides an additional layer of protection against identity theft, unauthorized banking transactions, and fraudulent activities involving Aadhaar data. It allows people to control access to their sensitive personal data, assuring privacy and security.
How to Lock Aadhaar Biometrics?You can lock your Aadhaar biometrics in three basic ways:
1. Online via UIDAI Portal
- Go to the UIDAI myAadhaar portal.
- Click 'Lock/Unlock Aadhaar' and then follow the instructions.
- Enter your Aadhaar Virtual ID (VID), name, PIN, and captcha.
- Request and verify a OTP to finish the process.
2. Through the mAadhaar Mobile App
- Download the mAadhaar app from the Google Play or Apple App Stores.
- Log in with your registered mobile number.
- Click 'Biometric Lock' and follow the instructions to enable the feature.
3. via SMS (without internet)
- Send 'GETOTP (space)
' to 1947 via SMS - Enter the OTP as: 'LOCKUID (space)
(space) <6-digit OTP>'.
Understanding the Aadhaar Biometric Lock Error Code 330
If your biometrics are locked, you may receive the 'Error Code 330' when attempting to validate your identity. This simply indicates that Aadhaar authentication is blocked due to the biometric lock, which protects your information.
Conclusion
Locking your Aadhaar biometrics is a smart step to protect your identity. Securing your biometric data is simple and easy, whether you use the UIDAI website, the mAadhaar app, or SMS. Once engaged, no one can utilize your biometric information for verification without your permission, giving you complete control over your Aadhaar-related actions. keep safe, keep in control.
This article is based on information from Times of India