https://www.m365.fm/entity/yubikey/YubiKey is a hardware security key made by Yubico that can store passkeys and serve as a phishing-resistant backup credential.enhttps://www.m365.fm/community/u/mirko-p/blog/fido2-key-not-recognized-troubleshooting-and-solutions-for-microsoft-environments/https://www.m365.fm/community/u/mirko-p/blog/fido2-key-not-recognized-troubleshooting-and-solutions-for-microsoft-environments/Thu, 23 Apr 2026 14:29:19 -0000articleThere’s nothing more frustrating than plugging in your FIDO2 security key and getting, well, nothing in return. This is a common situation in Microsoft 365, A…