The 8th International Conference on Computer Networks & Data Communications (CNDC 2021) will be held November 27-28, 2021 in Dubai, UAE. The conference aims to provide a platform for researchers and practitioners to share knowledge on computer networks and data communications. Authors are invited to submit original papers by May 30, 2021 on topics including ad-hoc and sensor networks, network security, wireless communications, and more. Accepted papers will be published in the conference proceedings and may also be published in related journals.