[messaging] Audible public-key fingerprints

Nathan of Guardian nathan at guardianproject.info
Sun Aug 17 15:20:12 PDT 2014

On August 17, 2014 12:33:17 PM EDT, Mike Hearn <mike at plan99.net> wrote:
>But is this better than NFC or Bluetooth LE? If you want to broadcast a
>public key or pass one from person to person it seems likely that radio
>transmission would work better than sonic.

>From my tests, these tones can be decoded over standard phone calls, Skype calls or even through a loudspeaker. The idea then is to simplify remote key verification through "analog" channels, or to broadcast keys through radio or music broadcasts, and not really for in person use.

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