This article provides information that there are different categories of users with different groups of behavioral features. All this data is separated from each other. In the course of this work, it was found that if all data on user models are combined into one method, then the analysis by which information about a virtual person is obtained can lead to improved adaptability of web resources using new technologies.

Keywords: usability, virtual reality, types of virtual personalities, segmentation, socialization, user, Internet

This article proposes the development of a method for transmitting secure messages using a combination of best practices for organizing data exchange and cryptographic instant messaging protocols using end-to-end encryption. It considers ways of organizing an application using a peer-to-peer network and client-server architecture. It analyzes popular instant messaging protocols using end-to-end encryption. The software components of the application based on the developed method are described.

Keywords: messenger, end-to-end encryption, cryptographic protocol, instant messaging, peer-to-peer network, client-server