Ultimate Yubikey Setup Guide with ed25519!

I'll show you how to generate a master key using Ed25519, do git commit signing, ssh, and duplicating this across multiple Yubikeys

• Intro

• Getting Started

• Generating the Master Key

• Exporting the Key

• Setting up your Yubikey

• Adding to a Yubikey

• Setting up GPG Signing

• Using SSH

• Using Duplicated Keys

Intro

In the past year Yubico has updated their firmware to support Ed25519. This finally brings support for elliptical curve encryption, and much shorter ssh public keys.

Yubikeys are really useful, t…