FIDO2 Applet (Primary)

The FIDO2 applet running on every HushKey card provides FIDO2/WebAuthn/U2F authentication. It was originally developed by Bryan Jacobs.

• Source code: github.com/hushchip
• Licence: MIT License
• Original author: Bryan Jacobs (BryanJacobs/FIDO2Applet)

SeedKeeper Applet (HushChip Pro)

HushChip Pro cards also include the SeedKeeper applet for seed phrase and password storage. This applet was originally developed by Toporin.

• Source code: github.com/hushchip
• Licence: GNU Affero General Public License v3 (AGPLv3)
• Original work by: Satochip S.R.L. / Toporin

All original copyright notices are preserved in the source repositories.

What MIT Licence Means for You

• You can read the source code and verify what the applet does
• You can modify the code and run your own version
• You can redistribute the code freely
• The software is provided "as is" without warranty

The full licence text is included in the repository.

Attribution

The FIDO2 applet was originally created by Bryan Jacobs and is available at BryanJacobs/FIDO2Applet on GitHub. HushKey is not affiliated with or endorsed by the original author.

The SeedKeeper applet was originally created by Toporin and is part of the Satochip ecosystem. SeedKeeper and Satochip are registered trademarks of Satochip S.R.L. (Belgium). HushKey is not affiliated with, endorsed by, or associated with Satochip S.R.L.

Hardware

We publish the exact chip model so you can independently verify its security certification.