A computer implemented system for, and a computer implemented method of calculating indicators to reflect real-life interactions between people, among those are connectivity, social proximity, best paths and trust level. The system comprises a server connected via a communication link to users associated with communication and web based environments and to the web based environments and communication platforms themselves. The server is arranged to receive data relating to users, their profiles, connections and related data in the communication and web based environments as well as large scale data from these environments. The server comprises an application arranged to convert the data into a standard numeric format quantifying the connectivity, the social proximity, the trust level and other indicators to reflect real-life interactions between people. The computer implemented method collects information about the users and their connectivity, and analysis and maps the information as a virtual network spanning a plurality of the web based environments and communication platforms.