Information and Communication Technologies 26 information and communication technology 26 Internet of things 13 ICT 12 Internet 10 Smart city 10 Information and communication technology 9 COVID-19 8 Malaysia 8 human 8 Wireless communication technology 7 social media 7 Students 6 smart city 6 Authentication 5 Information technology 5 Technology 5 adult 5 technology adoption 5 5G mobile communication systems 4 Communicationtechnology 4 Covid-19 4 Cryptography 4 Energy utilization 4 Indonesia 4 Performance 4 Security 4 Sustainable development 4 rural area 4 smart cities 4