I have Excel spreadsheets showing every bit of the calculation of AES and DES: https://www.nayuki.io/page/aes-cipher-internals-in-excel https://www.nayuki.io/pa

I have Excel spreadsheets showing every bit of the calculation of AES and DES: https://www.nayuki.io/page/aes-cipher-internals-in-excel https://www.nayuki.io/page/aes-cipher-internals-in-excel ; https://www.nayuki.io/page/des-cipher-internals-in-excel https://www.nayuki.io/page/des-cipher-internals-in-excel Also, some people have been sharing a video explanation of AES/Rijndael. It is actually rendered from someone's Shockwave Flash movie. https://web.archive.org/web/20051124061027/http://www.cs.bc.edu/~straubin/cs381-05/blockciphers/rijndael_ingles2004.swf https://web.archive.org/web/20051124061027/http://www.cs.bc....