Re:FTC fines Twitter $150M for using 2FA phone numbers for a...
by WillPostForFood on Wednesday May 25, 2022 @06:03PM
(#31511259)
So don't use Microsoft Authenticator. There are many options without the privacy problems with the MS App (which, IMO are overblown, but whatever). Go run your own if you want to be absolutely private. I'm happy with 1Password for managing it.
http://www.nongnu.org/oath-toolkit/oathtool.1.html