National Revenue Agency
Bulgaria's Attorney General releases more evidence from tax office hack investigation
Email supposedly from a Russian hacker found on PC of accused, Kristian Boykov
Bulgarian tax office hacker accused of looking for data on the country's prime minister and other VIPs
Police in Bulgaria claim the results of the search were found on the hackers' PC
20-year-old arrested over attack on Bulgaria's National Revenue Agency named
Twenty-year-old cyber security researcher apprehended on suspicion of involvement
Bulgarians' personal and financial data leaked by hackers in attack on tax agency
Hacker describes Bulgarian government as "stupid" for the poor state of public sector security