A type of cipher that was used historically but now has fallen, for the most part, into disuse. In contrast to modern cryptographic algorithms, most classical ciphers can be practically computed and solved by hand
type de chiffrement qui était utilisé historiquement mais est tombé en désuétude ou largement abandonné. Au contraire des algorithmes cryptographiques modernes, la plupart des chiffrements classiques peuvent se résoudre manuellement (fr)
Een type geheimschrift dat met de hand kan worden berekend en opgelost (nl)
tipo de cifrado que opera en un alfabeto de letras (es)
Tarihsel olarak kullanılmış ancak günümüzde çoğunlukla kullanılmayan bir şifre türüdür. Modern kriptografik algoritmaların aksine, klasik şifrelerin çoğu pratik olarak hesaplanabilir ve elle çözülebilir (tr)
a type of cipher that was used historically but now has fallen, for the most part, into disuse. In contrast to modern cryptographic algorithms, most classical ciphers can be practically computed and solved by hand (en)