This book constitutes the refereed proceedings of the 4th International Conference on Computing Science, Communication and Security, COMS2 2023, held in Gandhinagar, India, during February 6–7, 2023.  The 20 full papers included in this book were carefully reviewed and selected from 190 submissions. They were organized in topical sections on artificial intelligence and machine learning; networking and communications.

This book constitutes revised selected papers of the Second International Conference on Computing Science, Communication and Security, COMS2 2021, held in Gandhinagar, India, in February 2021. Due to the COVID-19 pandemic the conference was held virtually. The 19 full papers were thoroughly reveiwed and selected from 105 submissions. Papers are organised according to the topical sections on artificial intelligence and machine learning; networking and communications.

This book constitutes revised selected papers of the First International Conference on Computing Science, Communication and Security, COMS2 2020, held in March 2020. Due to the COVID-19 pandemic the conference was held virtually. The 26 full papers and 1 short paper were thoroughly reveiwed and selected from 79 submissions. Papers are organised according to the topical sections on artificial intelligence and machine learning; network, communication and security; computing science.