Homeworks

1. Homework 1
   • Homework 1. The relevant files for the final question are the ciphertext, the encryption algorithm, and the decryption algorithm. Here is an additional ciphertext encrypted using the same key.
   • Solutions to the last problem: finding the period and determining one character of the key
2. Homework 2
   • Homework 2. The relevant file for the final question is here.
   • Solutions.
3. Homework 3
   • Homework 3. Here are the ciphertext and encryption code for the final question.
   • Solutions.
4. Homework 4
   • Homework 4. Here is the code for the last question.
   • Solutions.
5. Homework 5
   • Homework 5.
   • Solutions.