Hackers were able to trick Microsoft into certifying a malicious driver that, if installed, would be able to decrypt internet traffic on an infected computer and send it to a third party.

Franceschi-Bicchierai, L. (2021, June 28). Hackers tricked Microsoft into certifying malware that could spy on users. Vice. https://www.vice.com/en/article/pkbzxv/hackers-tricked-microsoft-into-certifying-malware-that-could-spy-on-users