Alberti cipher, an early polyalphabetic cipher (late 15th century)
His notes were anticipated by Leon Battista Alberti in his theoretical, but more comprehensive treatise De Cifris, which earned him the title of Father of Western Cryptology.
Leon Battista Alberti | cipher | Rafael Alberti | Lorenz cipher | Zero Cipher | Vigenère cipher | Gerlando Alberti | Cipher Bureau | Alberti | Cipher | Caesar cipher | Alberti cipher | Willeke Alberti | Wadsworth's cipher | Tito Alberti | substitution cipher | Skipjack (cipher) | Pigpen cipher | Leandro Alberti | Great Cipher | Crab (cipher) | Cipher in the Snow | Charly Alberti | Camellia (cipher) | Book cipher | book cipher | Blowfish (cipher) | Bacon's cipher | Alberti (family) | Alberti, Buenos Aires |