This book constitutes the refereed proceedings of the 6th International Conference on Computing Science, Communication and Security, COMS2 2025, held at Ganpat University, Mehsana, Gujarat, India, during September 12-13, 2025.
The 27 full papers and 1 short paper presented in this volume were carefully reviewed and selected from 238 submissions. They are organized into the following topical sections: Network and Communication Security; and Computing Science.