Authentication 39 Authenticity 27 Cryptography 12 Network security 11 Internet of things 10 authentication 9 Authentic learning 7 authenticity 6 human 6 Internet protocols 5 Authentic 4 Behavioral research 4 Blockchain 4 Cyber security 4 Cybersecurity 4 Digital storage 4 Humans 4 Identity authentication 4 IoT 4 Public key cryptography 4 article 4 5G mobile communication systems 3 Archaeology 3 Article 3 Biometric recognition 3 Block-chain 3 Classification (of information) 3 Gateways (computer networks) 3 Performance 3 Security 3