The 2015 International Conference on Science in Information Technology (ICSITech 2015) organized by Universitas Ahmad Dahlan, Universitas Pendidikan Indonesia, Universitas Mulawarman, UPN “Veteran” Yogyakarta, and Universiti Teknologi Malaysia. The conference is aimed at keeping abreast of the current development and innovation in the advanced of research area on Science in Information Technology as well as providing an engaging forum for participants to share knowledge and expertise in related issues.