Computer security Security measures 31 Congresses 24 Cryptography 13 Computer networks 12 Data protection 12 Electronic data processing departments 12 Computer crimes 8 Data transmission systems 6 Management 5 Access control 4 Privacy, Right of 4 Computers 3 Prevention 3 Bibliography 2 Computer programs 2 Data encryption (Computer science) 2 OSI (Computer network standard) 2 Periodicals 2 Public records 2 Backup processing alternatives 1 Computer software 1 Computer-assisted instruction 1 Criminal justice, Administration of 1 Data processing 1 Data recovery (Computer science) 1 Dictionaries 1 Electronic commerce 1 Electronic data processing 1 Electronic digital computers 1