/tags/fido2/Recent content in Fido2 on Linux SecurityHugoenMon, 04 May 2026 01:39:33 +0200/post/2026-05-04-securing-ssh-with-fido2-and-physica/Mon, 04 May 2026 01:39:33 +0200/post/2026-05-04-securing-ssh-with-fido2-and-physica/Introduction to Securing SSH with FIDO2 and Physical Security Keys Securing SSH connections is crucial for preventing unauthorized access to Linux systems. Recently, there has been an increase in attacks targeting SSH, including CVE-2022-42010, which allows attackers to bypass authentication using a malicious SSH server. To mitigate such risks, using FIDO2 and physical security keys can significantly enhance the security of SSH connections. In this blog post, we will explore how to secure SSH with FIDO2 and physical security keys on Fedora.