The Advanced Encryption Standard (AES) algorithm is available in a wide scope of encryption packages and is the single straightforwardly accessible cipher insisted by the National Security Agency (NSA), The Rijndael S-box is a substitution box S-Box assumes a significant job in the AES algorithm security. The quality of S-Box relies upon the plan and mathematical developments. Our paper gives an outline of AES S-Box investigation, the paper finds that algebraic attack is the most security gap of AES S-Box, likewise give a thought regarding distinctive past research to improve the static S-confines that has been utilized AES, to upgrade the quality of AES Performance by shocking the best S-box.