This book constitutes the refereed proceedings of the Third International Conference on Security and Privacy in New Computing Environments, SPNCE 2020, held in August 2020. Due to COVID-19 pandemic the conference was held virtually. The 31 full papers were selected from 63 submissions and are grouped into topics on network security; system security; machine learning; authentication and access control; cloud security; cryptography; applied cryptography.

This book constitutes the proceedings of the Second International Conference on Frontiers in Cyber Security, FCS 2019, held in Xi'an, China, in November 2019. The 20 full papers along with the 2 short papers presented were carefully reviewed and selected from 67 submissions. The papers are organized in topical sections on: symmetric key cryptography; public key cryptography; post-quantum cryptography: signature; attack and behavior detection; authenticated key agreement; blockchain; system and network security.

This book constitutes the refereed proceedings of the 10th International Conference on Provable Security, ProvSec 2016, held in Nanjing, China, in November 2016. The 17 full papers and 6 short papers presented were carefully reviewed and selected from 79 submissions. The papers are grouped in topical sections on attribute/role-based cryptography, data in cloud, searchable encryption, key management, encryption, leakage analysis, homomorphic encryption.