4 ms·
There are at least two U2F keys I was able to find on Amazon which were under $10 USD: https://www.amazon.com/dp/B01N6XNC01 https://www.amazon.com/dp/B01N6XNC0
by tytso 8y ago
There are at least two U2F keys I was able to find on Amazon which were under $10 USD:
https://www.amazon.com/dp/B01N6XNC01 https://www.amazon.com/dp/B01N6XNC01
https://www.amazon.com/dp/B01L9DUPK6 https://www.amazon.com/dp/B01L9DUPK6
The latter is an open source / open hardware design:
https://github.com/conorpp/u2f-zero https://github.com/conorpp/u2f-zero
- tarunupaday 8y agoNeither of them works with smartphone hence not of practical use.
- tptacek 8y agoI think you might be having trouble with the concept of a U2F token. The mail application on your phone doesn't need a token; it already has a long-term cryptographic binding to the server.