GA/T 686-2007信息安全技术　虚拟专用网安全技术要求.pdf

ICS35.040 A 90 中华人 民共和 国公共安全行业标准 GA/T686一2007 信息安全技术 虚拟专用网安全技术要求 Inofrmationsecuritytechnology一 TechnicalrequirementsofvirtualPrivatenetworksecurity 2007一03一20发布 2007一05一01实施 中华人民共和国公安部 发 布 GA/T686一2007 目 次 前言 ·····························································，···················，，·······························…… V 引言 ··············································································4·····················，·······，·····…… U 1 范围 ·······················································4·······················································…… 1 2 规范性引用文件 ················4············································································，··…… 1 3 术语、定义和缩略语····················4································，·······································…… 1 4 VPN的一般说明 ··········································4··················4··································…… 2 概述 ·····················…… 安全环境 ········4································，···············，············································…… 2 :;‘ 4.21 安全威胁 ····································，，···············，·············································…… 2 4.2.2 安全应用假设 ·············································，··································……，.·····……3 5 安全功能技术要求 ···························，，···············，··················.·. ·.·……3 5.1 标识和鉴别 ···················，···················，················，··········································…… 3 5.1.1 用户标识 ······················4···············，····，··········，·························.··········.·…… 3 5.1.2 用户鉴别 ········