This is an example of how you can utilize the frequency of letters in words in the english language to break encryption.
In this example I will break shift and vigenere encryption. Specifically, I read in ciphertext encrypted using each type of encryption and will use methods explained in
Algorithms from Introduction of Modern Cryptography: Second Edition to break the encryption.
The only thing to install is a library used to colour the output
pip install -r requirements.txt
Just run python3 main.py