[HN Gopher] How to Cheat with Math - The Russian Cards Problem
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How to Cheat with Math - The Russian Cards Problem
Author : winux-arch
Score : 11 points
Date : 2024-08-18 18:13 UTC (4 hours ago)
(HTM) web link (winux-arch.github.io)
(TXT) w3m dump (winux-arch.github.io)
| rawling wrote:
| Does "the sum of my cards modulo 7 is [x]" work? It should let
| Bob know what the missing card is but I can't tell if it conveys
| sufficiently little information to Eve for it to count.
| ninja3925 wrote:
| The advised reader could devise a solution using public / private
| key where: - Alice communicates her public key - Bob communicates
| his - Alice encoders her cards with Bob's public key - Bob does
| the same
|
| Problem solved!
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(page generated 2024-08-18 23:02 UTC)