Welcome to the website of the 5th Conference on Information and Knowledge Technology (IKT 2013) organized by Shiraz University and The Iranian Association of Information and Communication Technology to be held in May 22-24, 2013 in Shiraz University, Shiraz (IRAN). The conference is a forum of excellence for the exploration of the frontiers in IKT. The worldwide audiences and scientists and engineers from academia and industry will come together to exchange their view and experiences based on the most up-to-date and complete view of IKT aspects. City of Shiraz is one of the most well-known and attractive historical places in the world and the capital of the ancient Persia. Beside of conference papers, in this conference, best practice reports will also be accepted for peer review & possible presentations in the workshops and publication as best practice reports in conference proceeding.