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随着虚拟专用网 (VPN)的广泛应用 ,其安全性正日益受重视 ,本文详细探讨虚拟专用网的安全标准与IPsec在虚拟专用网中的运作机理
With the wide application of virtual private network (VPN), its security is increasingly valued. This paper discusses in detail the security standards of virtual private network and the operation mechanism of IPsec in virtual private network