Solo: the first, open source, security key supporting FIDO2.

Update: Solo is available at solokeys.com. In the US, you can also buy it from Amazon.

I’m excited to unveil the first open source security key supporting FIDO2: Solo.

Solo is the successor of the open source U2F Zero. Conor, Haden and I have been working on this project for the past few months, and finally have a prototype to unveil. This prototype is tested and registered with my Google and Facebook accounts.

A preliminary version of Solo is hosted here, although the most exciting news is yet to be pushed out to the world.

Conor will share details on the hardware and implementation, and I want to share our Kickstarter in early Fall. If you’d like to be notified when we launch so you can secure one of the very first Solo, just leave your email.

Why Kickstarter for Solo? Three main reasons:

First, to avoid product shortages (while security hardware increases in demand). Just under 1 year ago, Conor sold roughly one thousand U2F Zero in 4 months.

it balanced out to about 6–7 units per day. And 4 months later, they sold out

Since then, FIDO2 / WebAuthn has significantly grown in popularity, and more and more people are realizing the need for security keys. Hardware…