是一本系统讲解加密和解密邮箱和密码的书籍，通过不同的案例实例分析引导。-Is a system mailbox on the encryption and decryption and password books, through various examples of analysis of the case guide.

密码学中的高级加密标准（Advanced Encryption Standard，AES），又称Rijndael加密法，是美国联邦政府采用的一种区块加密标准。这个标准用来替代原先的DES，已经被多方分析且广为全世界所使用。-Cryptography Advanced Encryption Standard (Advanced Encryption Standard, AES), also known as Rijndael encryption method, a block encryptio

SPN密码实现和分析（也就是破解），通过文件读入！-SPN password implementation and analysis (ie cracked), read through the file!