affine block cipher

例句：

1. 1. The affine block cipher is a secure encryption method that uses the properties of the binary number system.
   仿射块密码是一种使用二进制数系统特性的加密方法。
2. 2. In this case, the affine block cipher is used to protect sensitive data during transmission.
   在这种情况下，仿射块密码被用来在传输过程中保护敏感数据。
3. 3. The affine block cipher has been widely used in various fields, such as military communications and government security.
   仿射块密码在各个领域都有广泛的应用，如军事通信和政府安全。