/Vigenere-Cipher

Since it was first developed in the mid-16th century, the Vigenere cipher has been popular in the cryptography and code-breaking community.

Primary LanguagePythonMIT LicenseMIT

Vigenere-Cipher

Some informations..

Vigenere cipher, type of substitution cipher invented by the 16th-century French cryptographer Blaise de Vigenère.

operation

(1) Data encryption in which the original plaintext structure is somewhat concealed in the ciphertext by using several different monoalphabetic substitution ciphers.
(2) Key : Specifies particular substitution (e.g 'a' is 1 ---> shift one = 'b')

In this program we use this kind of encryption to encrypt and decrypt messages.

Encryption

s2

Decryption

s3