Aleksandr Bolshakov

Aleksandr Bolshakov, 30, is the alleged leader of ZServers, a company involved in providing 'bulletproof hosting' services to cybercriminals. Under his direction, ZServers generated significant revenue by hosting a variety of illicit online activities, including phishing and ransomware attacks. Bolshakov and his team believed they could operate under the radar until a coordinated action by the Australian Signals Directorate targeted their operations.