Hackers from Ukraine’s Main Directorate of Intelligence (DIU) have attacked more than 800 servers across various regions of Russia over the past four days. All data has been destroyed without the possibility of recovery, according to RBC-Ukraine’s sources. According to a military intelligence source, the attack by Defense Intelligence of Ukraine’s cyber corps destroyed all documents and data stored on the affected servers, which were the servers of military, administrative, and financial institutions that support Russia’s aggression against Ukraine. “The loss of data and documentation has led …