LinuxDays 2023

Using FIDO keys (Yubikeys) for SSH
10-08, 14:00–14:20 (Europe/Prague), 107
Language: English

We'll set up a Yubikey to authenticate via ssh and discuss the different configurations available.


OpenSSH supports FIDO hardware authenticators since early 2020. In this short talk, we'll demonstrate that live with a Yubikey. We'll also discuss the different configuration options and their trade-offs, especially regarding portability of keys.


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I'm a backend engineer living in Dresden, Germany, with an interest in all things Linux. I speak Czech, German and English, feel free to say hi!