Time based one time passwords. Those (usually) six digit codes which get replaced every 30 seconds or so. During setup you copied the secret to your device (usually smartphone) and now your device and the server you authenticate at can calculate the same secret code every thirty seconds.
Adding a shameless plug here: Aegis is available on f-droid and allows you to backup your 2FA secrets on your own server (e.g. own nextcloud) in case you don’t trust the default Google authenticator.
dbx12@programming.dev 2 days ago
Time based one time passwords. Those (usually) six digit codes which get replaced every 30 seconds or so. During setup you copied the secret to your device (usually smartphone) and now your device and the server you authenticate at can calculate the same secret code every thirty seconds.
AA5B@lemmy.world 1 day ago
Which reminds me: I just got a new phone and totally forgot about Authenticator apps
I was able to recover one but the other is lost and I still need to get those accounts reset
dbx12@programming.dev 1 day ago
Adding a shameless plug here: Aegis is available on f-droid and allows you to backup your 2FA secrets on your own server (e.g. own nextcloud) in case you don’t trust the default Google authenticator.
AA5B@lemmy.world 1 day ago
I’m due to rebuild my lab this winter so I’ll make sure to take a look