Block Encryption procedure

To encrypt, AES applies 4 distinct functions to the Plain Text in a specific and repetitive order, each of which is reversible (in order to be able to decrypt later)

Every rounds made these four operations except the last one where the Mix Column is skipped

Resources

• https://www.angelfire.com/biz7/atleast/mix_columns.pdf

• https://engineering.purdue.edu/kak/compsec/NewLectures/Lecture8.pdf

githublog/rolling-your-own-crypto-aes.md at main · francisrstokes/githublogGitHub

AES demonstration tool