This book constitutes the proceedings of the satellite workshops held around the 20th International Conference on Applied Cryptography and Network Security, ACNS 2022, held in Rome, Italy, in June 2022. Due to the Corona pandemic the workshop was held as a virtual event. The 31 papers presented in this volume were carefully reviewed and selected from 52 submissions. They stem from the following workshops: - AIBlock: 4th ACNS Workshop on Application Intelligence and Blockchain Security - AIHWS: 3rd ACNS Workshop on Artificial Intelligence in Hardware Security - AIoTS: 4th ACNS Workshop on Artificial Intelligence and Industrial IoT Security - CIMSS: 2nd ACNS Workshop on Critical Infrastructure and Manufacturing System Security - Cloud S&P: 4th ACNS Workshop on Cloud Security and Privacy - SCI: 3rd ACNS Workshop on Secure Cryptographic Implementation - SecMT: 3rd ACNS Workshop on Security in Mobile Technologies - SiMLA: 4th ACNS Workshop on Security in Machine Learning and its Applications