ciphers.running_key_cipher

https://en.wikipedia.org/wiki/Running_key_cipher

Attributes

plaintext

Functions

running_key_decrypt(→ str)

Decrypts the ciphertext using the Running Key Cipher.

running_key_encrypt(→ str)

Encrypts the plaintext using the Running Key Cipher.

test_running_key_encrypt(→ None)

Module Contents

ciphers.running_key_cipher.running_key_decrypt(key: str, ciphertext: str) → str

Decrypts the ciphertext using the Running Key Cipher.

Parameters:

  • key – The running key (long piece of text).

  • ciphertext – The ciphertext to be decrypted.

Returns:

The plaintext.

ciphers.running_key_cipher.running_key_encrypt(key: str, plaintext: str) → str

Encrypts the plaintext using the Running Key Cipher.

Parameters:

  • key – The running key (long piece of text).

  • plaintext – The plaintext to be encrypted.

Returns:

The ciphertext.

ciphers.running_key_cipher.test_running_key_encrypt() → None
>>> key = "How does the duck know that? said Victor"
>>> ciphertext = running_key_encrypt(key, "DEFEND THIS")
>>> running_key_decrypt(key, ciphertext) == "DEFENDTHIS"
True
ciphers.running_key_cipher.plaintext