The most important way of existence and development of culture is its cultural heritage. In his life, a person can understand, master and assimilate a small part of the cultural heritage. After himself, a person leaves the accumulated experience, cultural and spiritual values created by him during his life. All this after him becomes available to descendants in the form of cultural heritage. The main thing for posterity is to preserve this heritage. Preservation of cultural heritage, its popularization and broadcasting are prerequisites for the development of any society. This article is devoted to the consideration of the problems of preserving the cultural heritage of the indigenous peoples of the North, Siberia and the Far East in the context of globalization in cyberspace. The authors identified and analyzed the problems faced by representatives of small ethnic groups in modern conditions. The application of information and telecommunication technologies as a way of preserving cultural heritage is considered. The analysis of the implementation of IT-technologies in culture is presented.