Kristian Boykov
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 authorities release CCTV evidence showing tax office hacker Kristian Boykov sending email to media
TAD Group founder Ivan Todorov implicated in audio recordings admitting that the company has hacked 49 entities to drum-up business
Data from hacked Bulgarian tax office systems now being circulated on hacking forums
Hacked data trader called 'Instakilla' shared download links for around half the compromised data
20-year-old arrested over attack on Bulgaria's National Revenue Agency named
Twenty-year-old cyber security researcher apprehended on suspicion of involvement
Most read
