[tor-talk] Tor-Friendly Two-Factor Authentication?

[Mr Nobody]

As far as I know, to implement 2 factor authentication in terms of the
codes that many websites have, the only thing you need is to generate
random numbers coming from seed that the webpage/bank you want to
authenticate to know. This simple setup by no means need to be privacy
invading.

tor_talk at arcor.de:
> Hi Tor Talkers and Scott Arciszewski,
>
> you wrote:
> I was curious if anyone in/around Tor was aware of any
> privacy-preserving 2FA initiatives.
>
>
>
> maybe banks are
> https://en.wikipedia.org/wiki/Mtan#Mobile_TAN_.28mTAN.29
>
> when you have to log in to your phone/handy with e. g. a "living" fingerprint it is equal to a mTan generator in which you insert a card and hold it to the blinking strings of a bar code at a display to get the calculation done.

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