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A comment on Arduino FIDO2 Authenticator. Parent comment

Re:Arduino FIDO2 Authenticator by snakeye on Monday June 29, 2020 @06:59AM (#23676354)
There is small UART biometric module https://www.digikey.com/products/en?keywords=2304-100018754-...

The biggest downside - it's more that 3 times more expensive than the device I have now.

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