We are pleased to announce that The 6th International Symposium on Digital Forensic and Security (ISDFS 2018) will be held in Antalya, Turkey, on March 22-25, 2018. The conference is technically sponsored by IEEE Turkey Section. The conference proceedings will be submitted for publication in the IEEE Xplore Digital Library. ISDFS provides a platform for researchers and experts in academia, industry and government to exchange ideas and recent developments in digital forensics and security. After the several successful events, the sixth ISDFS conference will continue to promote and disseminate knowledge concerning several topics and technologies related to Digital Forensics and Security. Special sessions, workshops, tutorials, keynotes, panel discussions, poster and oral presentations will be included in the symposium program. Topics within the scope of the symposium include, but are not limited to, the following areas: Digital Forensics Data Privacy Cryptography Information Security Computer Science