![]() It should be: debug1: Offering public key: /Users/birkhofflee/.ssh/id_ed25519 ED25519 SHA256 :xxx agentĭebug1: Server accepts key: /Users/birkhofflee/.ssh/id_ed25519 ED25519 SHA256 :xxx agentĭebug1: Authentications that can continue: keyboard -interactiveĭebug1: Next authentication method: keyboard -interactiveĮnter a passcode or select one of the following options: This enables the user you just enrolled to use Yubikey to authenticate as well.įinally, disconnect and connect again with the above command. When you're done, go to DUO admin panel > Users > your_user > Hardware Tokens > Add Hardware Token to add your Yubikey. ![]() By the way, I tried Touch ID but it doesn't seem to work when I actually try to authenticate – it asks me to provide a passcode while the Touch ID is a fingerprint sensor. You can then use their App to confirm the login request. You should most likely choose Mobile phone on that page instad of Security key. It should give you the following output: Please enroll at This enables you to see what's actually going on underneath the hood. When the YubiKey is shipped, its first configuration slot is factory programmed for the YubiCloud OTP service, and its second configuration slot is blank.– Īfter that try to connect to the server with ssh -v your_server. The second slot is used if the button is touched for between 2 and 5 seconds. The first slot is used to generate the passcode when the YubiKey button is touched for between 0.3 and 1.5 seconds and released. If you are already using a YubiKey with an existing service, the following steps will overwrite the stored secret for that service. A straight-forward description of what will happen to your key: Next, follow this guide to import the Yubikey to your DUO account. For the AuthenticationMethods, use this one: AuthenticationMethods publickey,password publickey,keyboard-interactive. ![]() ![]() Second, follow this official guide for setting up a Unix Application, for Unix authentications_:_. I came up with DUO lately and I tried to set it up with one of my server's authentication, and I thought I'd share with you!įirst of all, register a DUO account if you haven't. I recently got a Yubikey 5c, and it has been fun and impressive to me. Set up DUO MFA with a Yubico Yubikey 5C on CentOS 8 Published at. ![]()
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