Key9 Identity
  • Welcome To Key9 Identity
  • SSH
    • Installation & Setup
      • MacOS Yubikey Smartcard/PIV instructions.
        • 1. Installation of MacOS software
        • 2. Changing the Yubikey PIN.
        • 3. Generating Keys and Certificates for the Yubikey
        • 4. Enrolling the public key to Key9
        • 5. Testing and configuring SSH
      • Windows Yubikey Smartcard/PIV instructions
        • 1. Installation of Windows software.
        • 2. Getting the system ready for libykcs11.dll
        • 3. Adding libykcs11.dll to SSH configurations.
        • 4. Generating Keys and Certificates for the Yubikey
        • 5. Enrolling the public key to Key9
        • 6. Testing your SSH key.
      • OpenSSH with Yubikey / FIDO2 protected keys
        • 1. Prerequisites
        • 2. OpenSSH command for Yubkey FIDO2
        • 3. Enrolling your public key to Key9
        • 4. Testing your SSH key
      • Setting a Yubikey PIN without Yubikey software.
        • 1. Using Key9 "registration" to register a new Yubikey PIN.
        • 2. Using "webauthn.io" to register a new Yubikey PIN.
      • RSA Password Protected SSH Key
        • 1. Key9 Settings to allow RSA
        • 2. Generating RSA SSH Key
        • 3. Enrolling your public key to Key9
        • 4. Testing your SSH key
      • Determine your Yubikey Type
        • 1. Linux "lsusb" command
        • 2. MacOS "ioreg" command
        • 3. Windows 11
      • Useful External Links
      • Windows Powershell with Yubikey/FIDO2-protected SSH keys
        • 1. Download OpenSSH for Windows.
        • 2. Setting up your SSH keys
        • 3. Enrolling your public key to Key9
      • Technical Notes
        • Pop!_OS - "agent refused operation"
      • Key9 SSH for Debian 12 [Bookworm] Howto
        • 1. Installing GPG
        • 2. Configuring the Key9 Debian 12 Repo.
        • 3. Configuring the Key9 SSH client
        • 4. Configuring Name Service Switch [/etc/nsswitch.conf]
        • 5. Configuring the OpenSSH server
        • 6. Modifying "sudoers" [optional]
        • 7. Configuring "k9-tail" for logs [optional]
        • 8. Automatic home directory creation [optional]
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  1. SSH
  2. Installation & Setup

Useful External Links

Previous3. Windows 11NextWindows Powershell with Yubikey/FIDO2-protected SSH keys

Last updated 2 months ago

Good blog post on Discoverable (resident) and non-discoverable (non-resident) keys FIDO2 SSH keys.

Good link from Yubico about "Securing SSH with the YubiKey"

Using YubiKey PIV with Windows' native SSH client

Various Yubikey guides!

How to delete a credential from a YubiKey

Using Yubico Security Key On MacOS For SSH

How to Store an SSH Key on a Yubikey

Securing my personal SSH infrastructure with Yubikeys

Why keys dont work on ChromeOS (in containers) / hwkey (e.g. yubikey) support within Crostini containers

https://feldspaten.org/2024/02/03/ssh-authentication-via-Yubikeys/
https://developers.yubico.com/SSH/
https://support.yubico.com/hc/en-us/articles/360021606180-Using-YubiKey-PIV-with-Windows-native-SSH-client
https://developers.yubico.com/PIV/Guides/
https://www.burgerhout.org/how-to-delete-a-credential-from-an-yubikey
https://eclipsys.ca/fr/using-yubico-security-key-on-macos-for-ssh/
https://eclipsys.ca/fr/using-yubico-security-key-on-macos-for-ssh/
https://www.dzombak.com/blog/2021/02/Securing-my-personal-SSH-infrastructure-with-Yubikeys.html
https://issuetracker.google.com/issues/215265422?pli=1
https://github.com/Yubico/yubioath-flutter/issues/333