In this paper it describes the flow of encryption and decryption of AES algorithm,analyzes the inner process of each round operation,and achieves the high-speed implementation of AES using combination and simplification for round operation process.

• 本文主要介绍了高级加密标准AES算法的加密解密流程,分析了每次轮操作的内部过程,对轮操作内部的执行进行合并和简化,从而高速实现了AES算法。