Cloud computing Cloud-computing 6 Network security 5 Digital storage 4 Data privacy 3 Internet of things 3 Authentication 2 Classification (of information) 2 Computer architecture 2 Cryptography 2 Data aggregation 2 Data aggregation problems 2 Data storage 2 Datacenter 2 Distributed systems 2 Edge computing 2 Gateways (computer networks) 2 Heterogeneous networks 2 Information classification 2 Information systems 2 Internet protocols 2 Multisource data 2 Protocol adaptation layers 2 Security 2 Storage in clouds 2 Virtual gateways 2 Abstracting 1 Academic literature 1 Access control 1 Advanced technology 1