Computer networks Security measures 40 Computer security 34 Examinations 24 Certification 22 Electronic data processing personnel 22 Business enterprises 14 Management 10 Hackers 7 Cloud computing 6 Computer crimes 5 New business enterprises 5 Information technology 4 Penetration testing (Computer security) 4 Data processing 3 Data protection 3 Electronic commerce 3 Online social networks 3 Prevention 3 Telecommunications engineers 3 Access control 2 Cisco Systems, Inc 2 Computer network architectures 2 Computer network resources 2 Computing Technology Industry Association 2 Electronic data processing 2 Internet marketing 2 Job hunting 2 LinkedIn (Electronic resource) 2 Management information systems 2