You are invited to participate in The Fourth International Conference on Cyber Security, Cyber Welfare, and Digital Forensic (CyberSec2015) that will be held at Universitas Siswa Bangsa Internasional, Jakarta, Indonesia on October 29-31, 2015. The event will be held over three days, with presentations delivered by researchers from the international community, including presentations from keynote speakers and state-of-the-art lectures.