Setting up the YubiKey on Ubuntu (Desktop and Server)

I've recently had a chance to check out some newer YubiKeys, and decided to make a video on it. In this video, I'll show you how to set up the YubiKey on Linux, with examples that include setting it up on your local laptop/desktop as well as using it to secure OpenSSH to a remote server. *⏰ TIME CODES*: 02:11 - Securing local authentication 11:57 - Securing remote authentication 📖 Check out jay's latest book, Mastering Ubuntu Server 3rd Edition. Available in the USA late December 2020, and in other countries early January 2021 ➡️ http://ubuntuserverbook.com 🙌 Support me on Patreon and get early access to new content! ➡️ https://learnlinux.link/patron 🛒 Affiliate store for Linux compatible hardware/accessories (commission earned): ➡️ https://learnlinux.link/amazon 💻 Check out the Tiny Pilot KVM for your Homelab (commission earned): ➡️ https://learnlinux.link/tinypilot 📖 Wiki article for this video: ➡️ https://www.learnlinux.tv/setting-up-the-yubikey-on-ubuntu/ 📖 Yubico documentation for setting up the YubiKey: ➡️ https://support.yubico.com/hc/en-us/articles/360016649099-Ubuntu-Linux-Login-Guide-U2F 🐦 Follow me on Twitter! ➡️ https://learnlinux.link/twitter 💬 Official LearnLinux.tv Community: ➡️ https://community.learnlinux.tv 👨 More about me: ➡️ https://www.jaylacroix.com ➡️ https://www.learnlinux.tv/about-me 💽 How to create a bootable flash drive for installing Linux: ➡️ https://linux.video/flash-usb 🐧 Which distro do I use? ➡️ https://learnlinux.link/mydistro 🔐 How to better secure OpenSSH: ➡️ https://linux.video/secure-ssh ☁️ How to create a cloud Linux server with Linode: ➡️ https://learnlinux.link/create-linode