found [this article](https://www.techrepublic.com/article/linux-new-authenticator-app/). It recommends [this flatpak repository](https://flathub.org/apps/com.belmoussaoui.Authenticator). I don't have any experience with it but it looks pretty simple to use from the screenshots
xxi wrote
Reply to Cybercrime and Real Punishment by likhuta
hacking~~ Correction: [cracking](https://www.techrepublic.com/blog/it-security/hacker-vs-cracker/)