Authentication Documents
Access Aadhaar authentication circulars, regulations, guidelines, onboarding checklists and technical documents for AUAs, KUAs and ASAs.
Aadhaar Authentication API-2.5(Revision-1) of January 2022
Doc Type: PDF• Size: 1.3 MB• Uploaded On: 25-11-2022
Launch of Face Authentication vide file no. K-13028/01/2021 dated 03.06.22.
Doc Type: PDF• Size: 514.9 KB• Uploaded On: 16-11-2022
Upgrade of existing L0 fingerprint Authentication Registered Device to L1 Compliant Fingerprint authentication Registered Devices in Aadhaar Authentication Ecosystem vide file no HQ-13021/1/2021-Auth-I HQ dated 25.04.22
Doc Type: PDF• Size: 2.32 MB• Uploaded On: 10-11-2022
Upgrade of existing L0 fingerprint Authentication Registered Device to L1 Compliant Fingerprint authentication Registered Devices in Aadhaar Authentication Ecosystem vide file no HQ-13021/1/2021-Auth-I HQ dated
Doc Type: PDF• Size: 1.81 MB• Uploaded On: 03-11-2022
Advisory regarding strengthening of Biometric Authentication Security vide file no. 13043/2/2021-Auth-I HQ dated 31.05.22
Doc Type: PDF• Size: 1.8 MB• Uploaded On: 31-10-2022
Advisory regarding strengthening of authentication success rate for biometric authentication transactions regd vide file no. 13043/2/2021-Auth-I HQ dated 11.08.22
Doc Type: PDF• Size: 625.2 KB• Uploaded On: 27-10-2022
Central Govt proposals approved under the Aadhaar Authentication for Good Governance (Social Welfare, Innovation, Knowledge) Rules, 2020
Doc Type: PDF• Size: 31.48 KB• Uploaded On: 18-10-2022
List of Live ASAs as on 19.11.2024
Doc Type: PDF• Size: 99.94 KB• Uploaded On: 05-10-2022
Central Govt notifications issued under section 7 of the Aadhaar Act
Doc Type: PDF• Size: 665.2 KB• Uploaded On: 30-06-2022
State Government notifications issued under section 7 of the Aadhaar Act
Doc Type: PDF• Size: 1.75 MB• Uploaded On: 15-06-2022
Content Information
Published on: 21 May 2026
Last Updated: 20 Jun 2026
Owner: A & V
Frequently Asked Questions
You can download the Aadhaar app on your Android/iOS device from the Play Store/App Store. For Android: https://play.google.com/store/apps/details?id=in.gov.uidai.pehchaan For iOS: https://apps.apple.com/in/app/aadhaar/id6744029871
After downloading the app, the Aadhaar Number Holder (ANH): →Select Language→ Enters their Aadhaar number → Agrees to the Terms and Conditions and Privacy Policy → Chooses the SIM card → Performs Face Authentication → Gets registered on the app → Sets a 6-digit PIN to secure access to the app.
Presently, the Aadhaar app offers various services like - Mobile Number Update, Address Update, Biometric lock/unlock, Selective Sharing of Aadhaar Verifiable Credential, check Authentication History, download e-Aadhaar, share Contact Card, Track my request, etc.
View more F.A.Qs
Content Information
Published on: 21 May 2026
Last Updated: 20 Jun 2026
Owner: A & V
