“Ukraine…attacked the tax system of Russia and managed to destroy the entire database and its backup copies. Russia will not be able to resuscitate its tax system fully. Defence Intelligence of Ukraine [said], ‘During the special operation, military spies managed to break into one of the well-protected key central servers of the Federal Taxation Service and then into more than 2,300 of its regional servers throughout Russia.’”
https://www.pravda.com.ua/eng/news/2023/12/12/7432737/
https://therecord.media/ukraine-intelligence-claims-attack-on-russia-tax-service
