无线局域网产品使用的 SMS4 密码算法本算法是一个分组算法.该算法的分组长度为 128 比特,密钥长度为 128 比特.加密算 法与密钥扩展算法都采用 32 轮非线性迭代-SMS4 password algorithm for wireless LAN products using this algorithm is a grouping algorithm. The algorithm of packet length is 128 bits, key length of 128 bits. The encryption algorithm and key expansion algorithm adopts 32 wheel nonlinear iteration