Information Systems Security and Privacy

This book constitutes the refereed post conference proceedings of the 11th International Conference on Networked Systems, ICISSP 2025, held in Porto, Portugal, during February 20-22, 2025.The 6 full papers and 3 short paper included in this book were carefully reviewed and selected from 151 submissions. They organised in the following topical sections: Management and Operations; Applications and Services; and Technologies and Foundations.