Cryptography Data encryption (Computer science) 12 Data protection 7 Computer security 4 Data processing 4 Security measures 4 Curves, Elliptic 3 Multimedia systems 3 Access control 2 Algorithms 2 Computer algorithms 2 Computer networks 2 Computers 2 Public key cryptography 2 Technological innovations 2 Adaptive computing systems 1 Algorithm 1 Biometric identification 1 Cell phones 1 Ciphers 1 Communication and technology 1 Computer simulation 1 Confidential communications 1 Curves, Algebraic 1 Digital images 1 Digital media 1 Digital signatures 1 Digital watermarking 1 Embedded computer systems 1 Galois theory 1