YubiKey NEO - Hardware-based authentication
X (Twitter) - Connect with your friends and other fascinating people. Get in-the-moment updates on the things that interest you. And watch events unfold, in real time, from every angle.
Google Titan - A 2FA device to protect yourself from hackers
Helm Personal Server - A personal server for owning your email and more
Rapid 2FA - A painless way to add two-factor authentication to your site
SoloKeys - Secure login made open and easy 🔒