Tag Archive
Found 3 articles with this tag.
Learn about the columnar transposition cipher, a classic cipher that scrambles the order of letters instead of replacing them. Learn why combining it with substitution led to some of the toughest hand ciphers ever used.
Every other transposition breaker on this site has to search over orderings. Columnar Transposition alone hides a factorial number of column arrangements behind its key. Rail Fence has no such trapdoor: the entire key is a single small number, so brute force checks every possibility outright.
Learn about Mathematical Elegance in Classical Cryptography
