Further reading
Please refer to the following links for more information:
- To read some early history on the Feistel cipher, go to https://www.ibm.com/ibm/history/ibm100/us/en/icons/cryptography/.
- Dive into the details of the Feistel cipher by going to https://engineering.purdue.edu/kak/compsec/NewLectures/Lecture3.pdf.
- Learn more about the early history of IBM by visiting https://www.computerhistory.org/brochures/g-i/international-business-machines-corporation-ibm/.
- For a breakdown on the DES process, visit https://www.geeksforgeeks.org/data-encryption-standard-des-set-1/.
- Visit https://www.mathworks.com/help/comm/ug/working-with-galois-fields.html to learn more about Galois fields.
- Visit https://engineering.purdue.edu/kak/compsec/NewLectures/Lecture8.pdf to give you more insight into AES.
- To view a comparison of stream versus block ciphers, go to https://www.geeksforgeeks.org/difference-between-block-cipher-and-stream-cipher/.
- If you are interested...