On 2025-03-16 08:25, Martin Habovštiak wrote:
It is possible to implement fully secure recovery if we forbid
spending of hashed keys unless done through the following scheme:

Hi Martin,

How does this differ from Tim Ruffing's version[1] of Guy Fawkes signatures?[2][3]

Thanks, -Dave

[1] https://gnusha.org/pi/bitcoindev/[email protected]/ (but see also the whole thread and the links in it)

[2] https://www.cl.cam.ac.uk/archive/rja14/Papers/fawkes.pdf

[3] Amusing exploration of a blockchain cryptocurrency without signatures by Joseph Bonneau and Andrew Miller: https://jbonneau.com/doc/BM14-SPW-fawkescoin.pdf (never saw it before, but it came up in my search results for a Guy Fawkes signatures reference).

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