The organizing committee acknowledges the efforts of the members of International Program Committee, and the reviewers for their valuable time and efforts to review and ensure the selection of high quality technical papers for the 2009 12th International Conference on Computer and Information Technology (ICCIT 2009). We thank the faculty members of School of Engineering & Computer Science, Independent University, Bangladesh (IUB); and the Department of Computer Science and Engineering, Military Institute of Science and Technology (MIST); for their cooperation and timely help. We also thank the working members and the volunteers of ICCIT 2009 for their endless effort. Appreciation goes to IUB and MIST administration for providing management and logistics support, especially to the newly built campus of IUB. We also appreciate all vendors/suppliers for providing committed goods/services in making ICCIT 2009 a success. Last but not the least, the organizing committee thanks the followings universities and organizations for supporting and sponsoring this conference: Ahsanullah University of Science and Technology, Bangladesh American International University Bangladesh, Bangladesh East West University, Bangladesh International Islamic University Chittagong, Bangladesh Islamic University of Technology, Bangladesh North South University, Bangladesh United International University, Bangladesh Augere (Bangladesh) Limited Bashundhara Group MetroNet Bangladesh Limited Paradise Cables Limited Paramount Insurance Company Limited Pragati Insurance Limited Prime Bank Limited R M Systems Spectrum Engineering Consortium Limited www.comjagat.com