Aadhaar (Authentication and Offline Verification) Regulations, 2021 · II — Aadhaar Authentication Framework
Regulation 3A Types of Offline Verification
1. There shall be following types of Offline Verification services provided by the Authority, namely-
(i) QR Code verification,
(ii) Aadhaar Paperless Offline e-KYC verification,
(ii)(a) Aadhaar Verifiable Credential verification,
(iii) e-Aadhaar verification,
(iv) Offline Paper based verification, and
(v) Any other type of Offline verification introduced by the Authority from time to time. Offline Verification as above may be carried out by the entity with or without offline face verification} as per the specifications given by the Authority from time to time. 2. The Authority shall provide various means to scan QR code and download QR Code, or e-Aadhaar or Aadhaar Paperless Offline e-KYC or Aadhaar Verifiable Credential through [Aadhaar] application or other means.
Source: Wayback Machine snapshot of UIDAI's original publication.
regulation (2) for a particular service or business function as per its requirement, including multiple factor authentication for enhancing security.