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USB-C to USB-A Adapter
Looking to use your FIDO2 Type-C key with devices that only have USB Type-A ports? Our FIDO2 USB-C to USB-A adapter makes it possible!
This adapter is specifically designed to connect your FIDO2 USB Type-C key to any device with a USB Type-A port, enabling secure and convenient authentication. With its durable construction and easy-to-use design, this adapter ensures a seamless experience every time you authenticate with your FIDO2 key.
Specifications
| Specification | Details |
|---|---|
| Connector Type | USB-C (female) to USB-A (male) |
| Compatibility | Supports FIDO2 protocol on compatible devices |
| Protocol Support | FIDO protocols only |
| Material | Durable, high-quality construction |
| Size | Compact and portable |
| Usage | Plug-and-play, no additional drivers required Lightweight for easy carrying A keyhole for convenient attachment to keychains (ropes recommended) |
| Color | Black and Silver |
Blog
14-07-2026
token2-fido-bridge: NFC and smartcard FIDO2 devices on Linux
Linux does not allow using non-USB transport for FIDO2 natively. We're happy to announce token2-fido-bridge, a small open-source tool that finally lets browsers on Linux use FIDO2 credentials stored on NFC and contact smartcards for WebAuthn.
28-06-2026
Libre Key Companion: manufacturer-agnostic security key manager for Android and iOS
We're happy to announce Libre Key Companion, a new open-source companion application for Android and iOS that lets you manage hardware security keys and smart cards from any manufacturer.
17-06-2026
An open-source, cross-platform way to manage your Token2 keys: Companion App - Rust edition
Token2 Companion - Rust edition - an open-source, cross-platform desktop tool for managing Token2 keys, and keys from other vendors too. It runs on Windows, macOS, and Linux, and the whole thing is open source: you can read it, audit it, build it, and extend it.