2026 5th International Conference on Signal Processing, Information System and Cyber Security (SPISCS 2026) will be held in Chongqing, China during May 29-31, 2026 along with 2026 5th International Conference on Networks, Communications and Information Technology (CNCIT 2026). SPISCS 2026 is the workshop of CNCIT 2026. CNCIT 2026 is organized by School of Information Science and Engineering, Chongqing Jiaotong University. SPISCS 2026 conference will be held in Chongqing Jiaotong University, China.