在网络安全发展的早期阶段,企业主要依赖防火墙等边界安全设备应对外部威胁。然而,随着内部威胁日益凸显,传统边界防护已难以应对复杂多变的网络环境,企业对内部设备与用户访问行为的精细管控需求日益增强。在这一背景下,2003年Cisco首次提出网络安全准入控制概念,并构建出首批具备相应功能的产品雏形,迅速获得市场认可。此后,众多安全厂商纷纷跟进布局,推动网络安全准入控制产品持续演进与成熟。基于上述发展脉络...
Source Link在网络安全发展的早期阶段,企业主要依赖防火墙等边界安全设备应对外部威胁。然而,随着内部威胁日益凸显,传统边界防护已难以应对复杂多变的网络环境,企业对内部设备与用户访问行为的精细管控需求日益增强。在这一背景下,2003年Cisco首次提出网络安全准入控制概念,并构建出首批具备相应功能的产品雏形,迅速获得市场认可。此后,众多安全厂商纷纷跟进布局,推动网络安全准入控制产品持续演进与成熟。基于上述发展脉络...
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