#Two postcards encrypted in a transposition cipher – Klausis Krypto Kolumne
„Two postcards encrypted in a transposition cipher – Klausis Krypto Kolumne“ Blog reader Mark Baldwin has provided me two encrypted postcards written in the early 20th century to recipients in England. One of these is easy to decipher, the other one appears to be more tricky. Deutsche Version des Artikels (Beta) Blog reader Mark Baldwin…