Communications, chat applet, can be carried out more than the exchange of local...

网络扫描程序，很简单，但是很实用。用bcb6编写。-network scanning procedure is simple, but practical. Bcb6 used to prepare.

Exemplo de controle de acesso com n铆veis de permiss茫o.-Exemplo de controle de acesso com n riveting veis de permiss Mang o.

socket编程实例UDP实例，112335456612-UDP examples of socket programming examples

完整的FTP上传、下载代码，压缩包内的DEMO直接用一个FTP站点做测试，请各位不要删站点内的东西。-integrity of the FTP upload, download code and compressed within the DEMO direct an FTP site testing, please do not delete everything inside the site.

据说能拦截局域网内所有数据包，我自己使用过一下感觉好象有些部份数据包拦不下来。-reportedly LAN can intercept data packets all, I used what seemed to feel some part of the data packets to stop for long.

JAVA脚本源代码，一些很流行的代码，试用于初学者-Java script source code, some of the very popular code, use it on beginners

网络最高安全指南_英文原版.zip -Guide to the highest safety network _ the original English edition. Zip

客户端服务器聊天室源代码，使用VC(visual C++)编写的。使用access数据库。-Chat client-server source code, the use of VC (visual C++) Prepared. The use of access database.

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.

利用原始套接字进行广播，可以修改原IP地址和目的IP地址，原端口和目的端口，运行环境，win2-use of the original broadcast socket, can amend the original IP address and destination address, the original purpose of ports and port, the environment, WIN2