The authors explore the functionalities of digital information resources of the RF federal archival institutions: their capability to satisfy the current and emerging demands in the modern society, as well as the archives preparedness for unified information space. Historically, the majority of governmental federal archival institutions is concentrated in the European part of the Russian Federation, and access to their resources is hindered for many Russian citizens by distance barriers, differences in economic welfare, lack of time for visiting archives, limited physical space of the archival reading rooms, and the requirement to arrange early for the visit. The authors discuss the results of testing Internet-based resources of Russian federal archival institutions for online use by the citizens. The .challenges and drawbacks are described. The functionality of digital resources is summarized in the table. The authors formulate the proposals for further development of information resources of the federal archival institutions, e.g. functionality expansion, information content, intrabranch and exterior interaction.