This book constitutes the thoroughly refereed proceedings of the 7th  International Congress on  Telematics and Computing, WITCOM 2018, held in  Mazatlán, Mexico in November 2018.
The 23 full papers presented in this volume were carefully reviewed and selected from 57 submissions. They present and organize the knowledge from within the field of telematics and security, data analytics and Machine Learning, IoT and mobile computing.