Security Privacy 11 security 10 Internet of things 8 Network security 7 Cryptography 5 Cybersecurity 5 Cloud computing 4 Cyber security 4 Internet of Things 4 Block-chain 3 Cloud-computing 3 Costs 3 Information management 3 Public key cryptography 3 Trust 3 'current 2 5G mobile communication systems 2 Access control 2 Attack 2 Authentication 2 Block codes 2 Blockchain 2 Comparative analyzes 2 Computational modeling 2 Crime 2 Cyber-attacks 2 Data privacy 2 Denial-of-service attack 2 Edge computing 2