Аннотация:The digital age allowed scientists to discover completely new ways to obtain, store and process information. The main topic of this work, around which all the research presented below will develop, is Big Data.In the study the methods of working with Big Data are considered that use the authors’ own developments based on modern digital technologies. The presented software solves the problems of combining, comparing and using extensive databases collected within fundamental interdisciplinary study of the impact of the aggressive Internet environment in the conditions of multimodal polycode communication in social networks on the transformation of the psychophysiological and cognitive characteristics of the personality of Internet users.