[Cryptography] Quillon Graph: A private, post-quantum electronic cash system

[Ron Garret]

> On Dec 27, 2025, at 7:43 PM, Viktor S. Kristensen via cryptography <cryptography at metzdowd.com> wrote:
> 
> Most importantly, it’s designed to withstand quantum adversaries from day one.

Everyone here on the crypo list needs to watch this presentation by our very own Peter Gutman:

https://www.youtube.com/watch?v=xa4Ok7WNFHY <https://www.youtube.com/watch?v=xa4Ok7WNFHY>

It is one of the best assessments of quantum risk that I've seen.

rg

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