如何判断网络上的计算机是否设置了密码

Socket 自已写一个ping程序-Socket own written procedures for a ping

hmac是一种消息验证码，我开发的这个程序可以进行任意长度的消息验证。该程序代码可以用来防止文件篡改，可以适当修改输入密码。-HMAC is a message authentication code, I developed this procedure can be of arbitrary length message authentication. The program code can be used to prevent document tampering, with appropriate modifications can enter a password.

网络五子棋系统，用vc实现.学习vc对话框编程，网络编程。-331 network system, using vc achieve. Learning vc dialog programming, network programming.

用VC++实现的基于MFC的Socket编程程序，希望对大家有所帮助-Using VC++ to achieve the Socket-based MFC programming procedures, we would like to help ... ...

delphi的写的bt软件,纯文本.比较原始的bt功能.-delphi write the bt software, plain text. bt comparison of the original function.

漂亮的图形化的PING：）-beautiful graphics of PING :)

ndis底层开发，miniport 中间层，网络数据包拦截-NDIS underlying development, miniport middle layer, network intercept data packets

simple ie source code for freinds, 免费版本-simple ie source code for freinds, the free version

获取密码的一个简单代码，虽然简单，但很不错的哦！推荐大家下下来研究研究！-Password access to a simple code, though simple, but very good Oh! Recommend you look down under!