Scan是国内最著名的综合扫描器之一，它完全免费，是不需要安装的绿色软件、界面支持中文和英文两种语言、包括图形界面和命令行方式。主要由国内著名的民间黑客组织“安全焦点”完成，从2000年的内部测试版X-Scan V0.2到目前的最新版本X-Scan 3.3-cn都凝聚了国内众多黑客的心血。最值得一提的是，X-Scan把扫描报告和安全焦点网站相连接，对扫描到的每个漏洞进行“风险等级”评估，并提供漏洞描述、漏洞溢出程序，方便网管测试、修补漏洞.

-Scan is one of the most famous integrated scanner, it is completely free of charge, does not require installation of green software, the interface supports both Chinese and English languages, including graphical and command line mode. Mainly by domestic famous folk hacker organization " Security Focus"　to complete, from 2000 to internal beta X-Scan V0.2 to present the latest version of X-Scan 3.3-cn embodied the hard work of many domestic hackers. Most noteworthy is that, X-Scan to scan reports and security focus sites are connected to each vulnerability scan a " level of risk"　assessment and provide loopholes descr iption overflow vulnerability procedures to facilitate network management testing, patching vulnerabilities.