virtual security network

End-to-End virtual private network system solves network security communications among end information users on enterprise network. And IPSec VPN system and workgroup level security policy management system based on users are realized.

端到端虚拟组网系统解决企业内部网内信息终端用户之间的网络安全通信问题，实现了IPSEC VPN系统及基于用户的工作组级安全策略管理系统。

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Research on Group Security Policy Based Management Architecture for Virtual Private Network

虚拟专用网组策略管理模型研究

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A firewall acts like a virtual security guard for your network.

防火墙类似于一个虚拟的网络安全守卫.

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Virtual Private Network ( VPN) is defined as through a public network ( usually the Internet) to establish a temporary, secure connection, is a public network through the chaos of the security, stability of the tunnel.

虚拟专用网（VPN）被定义为通过一个公用网络（通常是因特网）建立一个临时的、安全的连接，是一条穿过混乱的公用网络的安全、稳定的隧道。

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Monetary transactions triggered a virtual world on the network security challenge.

金钱交易引发了关于虚拟世界网络环境安全的质疑.

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