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_t...@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. -- http://tornews3zbdhuan5.onion
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