This book constitutes the thoroughly refereed post-conference proceedings of the 8th International Conference on Security for Information Technology and Communications, SECITC 2015, held in Bucharest, Romania, in June 2015.

The 17 revised full papers were carefully reviewed and selected from 36 submissions. In addition with 5 invited talks the papers cover topics such as Cryptographic Algorithms and Protocols, Security Technologies for IT&C, Information Security Management, Cyber Defense, and Digital Forensics.

This book constitutes the thoroughly refereed post-conference proceedings of the 9th International Conference on Security for Information Technology and Communications, SECITC 2016, held in Bucharest, Romania, in June 2016.The 16 revised full papers were carefully reviewed and selected from 35 submissions.