Cryptography Data encryption (Computer science) 12 Data protection 5 Computer security 4 Curves, Elliptic 3 Data processing 3 Security measures 3 Algorithms 2 Computer algorithms 2 Multimedia systems 2 Public key cryptography 2 Technological innovations 2 Access control 1 Adaptive computing systems 1 Algorithm 1 Biometric identification 1 Cell phones 1 Ciphers 1 Communication and technology 1 Computer networks 1 Computer simulation 1 Computers 1 Confidential communications 1 Curves, Algebraic 1 Digital images 1 Digital media 1 Digital watermarking 1 Embedded computer systems 1 Galois theory 1 Instant messaging 1