键盘钩子是一种可以监控键盘操作的指令，可以简单记录键盘上输入的字符操作，会在文本上形成记录，但是对于像qq输入的用户名和密码做过数据处理的记录无效。-Keyboard hook is a way to monitor the operation of the keyboard commands, you can simply record the operation input characters on the keyboard will be recorded in the form of