AES -KY 搜尋引擎推薦回答
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AES is based on a design principle known as a substitution–permutation network, and is efficient in both software and hardware. Unlike its predecessor DES, AES does not use a Feistel network. AES is a variant of Rijndael, with a fixed block size of 128 bits, and a key size of 128, 192, or 256 bits. By contrast, Rijndael per … 查看更多內容
密码学基础：AES加密算法 - 知乎 - 知乎专栏
第一节：AES算法简介. AES的全称是Advanced Encryption Standard，意思是高级加密标准。它的出现主要是为了取代DES加密算法的，因为我们都知道DES算法的密钥长度是56Bit，因此算法的理论安全强度是2的56次方。
