The Fourth International Conference on Computing, Communications and Networking Technologies (ICCCNT) aims to provide a forum that brings together International researchers from academia and practitioners in industry to meet and exchange ideas and recent research work on all aspects of Information and Communication Technologies. Following the great success of ICCCNT’08, ICCCNT’10, and ICCCNT’12, the fourth edition of the event, ICCCNT’13, will be held in Vivekanandha College of Engineering for Women, Tiruchengode, Tamilnadu, India, on July 4-6, 2013. The conference will consist of keynote speeches, technical sessions, and workshops. The technical sessions will present original and fundamental research advances, and the workshops will focus on hot topics in Information and Communication Engineering.