Cyber Espionage, Fox-IT unveils the APT20 underreported threat The cyber security experts analyzed Operation Woocao, that targeted business and governments in 10 countries,… Cyber Espionage, Fox-IT unveils the APT20 underreported threat 27 December 2019 Francesco Bussoletti Cyber, Defence and Security The cyber security experts analyzed Operation Woocao, that targeted business and governments in 10 countries, to understand Chinese state-sponsored hackers modus operandi.