Abstract: OpenID Connect (OIDC) is a widely used authentication standard for the Web. In this work, we define a new Identity Certification Token (ICT) to enable end-to-end user authentication by using ...

NPCI and RBI introduced biometric and wearable glass UPI authentication in India. Users can pay via fingerprint or face unlock instead of a PIN, with Aadhaar-linked data and a Rs. 5,000 initial limit.