This book constitutes revised selected papers from the thoroughly refereed conference proceedings of the 17th International Conference on Innovative Security Solutions for Information Technology and Communications, SecITC 2024, which took place in Bucharest, Romania, in November 2024. The 16 full papers presented in these proceedings were carefully reviewed and selected from 49 submissions. The book also contains two invited talks. This conference is focusing on all theoretical and practical aspects related to information technology and communications security. .