U.S.'s most powerful cyberattack system is targeting China: Sources
Established in 2004, the QUANTUM system can attack online users browsing U.S. websites such as Facebook, Twitter, YouTube and Amazon, as well as CHINESE SOCIAL MEDIA APPS LIKE QQ.
Besides the QUANTUM system, the expert also revealed that the major tactics for the U.S. cyberattacks are varied and covert, including backdoor program UnitedRake and fake server FOXCID, with the latter being a powerful vulnerability attack platform designed by the NSA which can allow operators with little experience to participate in cyberattacks.
https://news.cgtn.com/news/2022-03-22/U-S-most-powerful-cyberattack-system-is-targeting-China-Sources-18BS60Ue5CE/index.html