The 4th International Conference on Intelligent Data Communication Technologies and Internet of Things (IDCIoT 2026) is being organized on 4-6, February 2026 at Jawaharlal College of Engineering and Technology (JCET), Ottapalam, Kerala, India. IDCIoT 2026 will provide an outstanding international forum for sharing knowledge and results in all fields of Data Communication and IoT. IDCIoT 2026 provides quality key experts who provide an opportunity in bringing up innovative ideas. Recent updates in the in the field of Data Communication Technology will be a platform for the upcoming researchers. The conference will be Complete, Concise, Clear and Cohesive in terms of research related to Data Communication and Internet of Things.