TY JOUR TI The legal status of digital currency in the Russian Federation: the evolution of regulatory frameworks and judicial practice (2024-2026) KW Digital currency KW cryptocurrency KW legal regulation KW criminological analysis KW judicial protection KW criminal liability JO Bulletin of the Kaliningrad branch of the Saint-Petersburg University of the Ministry of Internal Affairs of Russia AU Dolgopolova, A.A. PY 2026 IS PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION