Digital Security: Encryption, Biometrics and Watermarking
Digital Security: Encryption, Biometrics and Watermarking from Dr. Aloknath De The field of Cryptography has evolved from character substitution to (Triple) DES to RSA with asymmetric key encryption and much beyond for devices and cloud. In security, we use code. But biometrics philosophy builds on the fact:‘we are code’. Watermarking is about hiding digital information [...]