Is your computer part of “The Largest Botnet Ever”?
https://krebsonsecurity.com/2024/05/is-your-computer-part-of-the-largest-botnet-ever
How to Identify and Remove VPN Applications That Contain 911 S5 Back Doors
The FBI, the Defense Criminal Investigative Service, and the Department of Commerce’s Office of Export Enforcement have published a public service announcement (the “PSA”) for individuals and businesses to better understand and guard against the 911 S5 residential proxy service and botnet. The PSA is available at ic3.gov/Media/Y2024/PSA240529.