Two Factor (2FA) Authenticator

Weblinks

1. https://getaegis.app/
2. https://www.androidauthority.com/best-two-factor-authenticator-apps-904743/
3. https://fosspost.org/two-factor-authentication-open-source/
4. https://alternativeto.net/software/google-authenticator/?license=opensource
5. https://play.google.com/store/search?q=authenticator%20open%20source&c=apps