Nandan Nilekani built Aadhaar, India’s vast digital biometric identity system. Now he wants to Aadhaarize the world.

Abstract: The rapid advancement of powerful quantum computers poses a significant security risk to current public-key cryptosystems, which heavily rely on the computational complexity of problems such ...

Abstract: this paper discusses a new methodology in integrating digital signatures into printed documents using QR code technology. The proposed system will allow users to securely sign documents by ...