This book presents selected papers from the 14th Conference on Information Technology and its Applications (CITA) which will take place on July 14–15, 2025 in Phnom Penh, Cambodia on July 14–15, 2025. The 14th CITA (CITA 2025) will be co-organized by Vietnam-Korea University of Information and Communication Technology (Vietnam), Cambodia Academy of Digital Technology (Cambodia) and King Mongkut's University of Technology North Bangkok (Thailand). The conference also is supported and accompanied by the research and training institutions belonging to the ASEAN Consortium for Innovation and Research (ACIR) as well as the Vietnam ICT Association of Faculties-Institutes-Schools-Universities (FISU Vietnam), Wroclaw University of Science and Technology (Poland), University College Dublin (Ireland), Springer and SMCS (IEEE). Conference on Information Technology and its Applications (CITA) initiated in 2012 is an annual international scientific conference on information technology and its applications.