The 5th International Conference on Intelligent Data Communication Technologies and Internet of Things (ICICI 2021) is being organized on 27-28, August 2021 at JCT College of Engineering and Technology, Pichanur Road, Off NH 47, Pichanur, Coimbatore, Tamil Nadu 641105. ICICI 2021 will provide an outstanding international forum for sharing knowledge and results in all fields of Data Communication and IoT. ICICI 2021 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.