Applications and techniques in information security : 13th International Conference ATIS 2022 Manipal India December 30 31 2022 revised selected papers This book constitutes the refereed proceedings of the 13th International Conference on Applications and Techniques in Information Security ATIS 2022 held in Manipal India December 30 31 2022. The 23 full papers included in this book were carefully reviewed and selected from 121 submissions. They were organized in topical sections as follows: Privacy and Security Advances in Machine Learning Cloud IoT and Computing Technologies