cipher algorithm的用法和样例：
例句
- A cryptographer friend tells the story of an amateur who kept bothering him with the cipher he invented.
一个密码学家朋友跟我讲过一个故事，一个爱好者总爱用他发明的密码算法打扰他。 - A new block cipher is designed where the diffusion of matrix multiplication is combined with the confusion of specially designed matrix operation to encrypt information.
摘要设计了一种新的分组密码算法，该算法利用矩阵乘法的扩散作用与专门设计的一种拒阵运算的混乱作用实现对信息的加密。
