Looking for a good (mobile) authenticator as a 2FA

Hey guys,
since I'm currently trying to get into online privacy, I've been seeing a lot of Reddit posts regarding MFA lately. Since I'm quite new to the privacy scene, I might be mixing up some terms, please clear things up, if that's the case. Now I want to move away from my current autheticator apps, i.e. Google and Microsoft Autheticator, and pay more attention to privacy. About my situation, I use an iPhone as a mobile device, have a …

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