01▲Cryptographic Keys and Decks of Cards johndcook.com A deck can hide Bitcoin, RSA, and ML-KEM keys; the post works out the bit budget and checks it in Python.combinatoricscryptographykey-sizesml-kempermutationspqcrsatwitter0 pts/jonasdunn/9 days ago/1 comment
02▲Hiding data in permutations johndcook.com A 52-card deck can hide 225 bits, if you enjoy rank/unrank algorithms and permutation arithmetic.combinatoricscryptographyencodingmastodonpermutationsrankingsympyunranking0 pts/fpike/14 days ago/1 comment