NortonInternetSecurity20001．0为你提供了一套完整的网络安全手段，可以防止重要资料被窃，并有过滤网站、阻隔广告的功能，确实是个不错的个人电脑的防火墙。过去防火墙只有企业级的服务器才会安装，随着网络越来越普及，个人电脑只依靠防毒软件已不足以满足越来越多样化的 Norton Internet Security 20001.0 provides you with a complete set of network security tools to prevent the theft of important information, and filter the site, blocking advertising features, is indeed a good firewall for personal computers. In the past, firewalls were installed only on enterprise servers. As networks become more and more popular, personal computers rely on antivirus software alone to meet more and more diversified needs