First, it introduces the basic principle of the encryption of data, including key and two kinds of cipher system. Then, the chat system developed by us is given as an example.

首先介绍了数据加密的基本原理，包括密钥和两种密码体制然后，给出自行开发的交谈系统作为示例。

youdao

For any cipher, the most basic method of attack is brute force, which involves trying each key until you find the right one.

对于任何密码，攻击的最基本方法是蛮力，包括在每个键，直到你找到正确的。

youdao