Rijndael and AES

What was the original set of criteria used by NIST to evaluate candidate AES ciphers?

What was the final set of criteria used by NIST to evaluate candidate AES ciphers?

What is the difference between Rijndael and AES?

Write a simple four-function calculator in GF(24

). You may use table lookups for the multiplicative inverses.

Write a simple four-function calculator in GF(28

). You should compute the multiplicative inverses on the fly.