Passphrase in addition to Fingerprint

Daniel Kahn Gillmor dkg at
Mon Jul 8 19:07:04 CEST 2013

On 07/08/2013 12:05 PM, Thorsten Sick wrote:
> The normal Fingerprint is hard to remember and must be exchanged using a
> printed out version. It would be cool to also have an easy to remember
> fingerprint phrase calculated out of the Fingerprint.
> "twenty annoying green elephants dance in china"
> Where a small change in the fingerprint changes the whole phrase and the
> sentence has at least some natural structure. To achieve that use
> bulding blocks with word lists. So the "twenty annoying" is from a long
> list also containing "two hundred", "2 drunken", ...
> The sentence could split like that into building blocks:
> "twenty annoying| green| elephants| dance| in china"
> People should be able to remeber their "passphrase" and when meeting
> they jsut could ask "what was you phrase again" "five aggressive
> penguins attack harmless hamsters" ?
> See this bug at:

Paul Wise brought this up recently:

and pointed toward this (older) specification:

does this match what you're asking about?


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