Privacy-preserving techniques 17 Privacy preserving 11 Federated learning 8 privacy 6 Privacy 5 Privacy preservation 5 Data privacy 4 Differential privacies 4 Ho-momorphic encryptions 4 Learning systems 4 Blockchain 3 Data mining 3 Differential privacy 3 Homomorphic-encryptions 3 Information technology industries 3 Internet of things 3 Network security 3 Privacy protection 3 Privacy-preserving 3 Secure multi-party computation 3 Technology: general issues 3 adult 3 article 3 differential privacy 3 federated learning 3 human 3 Activity monitoring 2 Article 2 Block-chain 2 Cloud-computing 2