Why Aadhaar transaction authentication is like signing a blank paper

Using Aadhaar (India’s biometric authentication system) to verify a person’s identity is relatively secure, but using it to authenticate a transaction is extremely problematic. Every other form of authentication is bound to a specific transaction: I sign a document, I put my thumb impression to a document, I digitally sign a document (or message as… Continue reading Why Aadhaar transaction authentication is like signing a blank paper