The document is a call for papers for the International Journal of Computational Science and Information Technology (IJCSITY). IJCSITY focuses on complex systems, information, and computation using mathematics and engineering techniques. Authors are invited to submit unpublished papers on topics related to algorithms, data structures, computational physics/biology, cryptography, machine learning, and more. The submission deadline is April 22, 2023, with notification by May 22, 2023 and final manuscripts due by May 25, 2023.