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Home News

NSA Shares Zero-Trust Network Security Guide

March 6, 2024
Reading Time: 2 mins read
in News

The National Security Agency (NSA) has released new guidance aimed at assisting organizations in adopting a zero-trust framework to enhance network security. This approach emphasizes strict access controls for all network resources, both internal and external, to minimize the consequences of potential breaches. Unlike traditional security models that assume trust within the network, the zero-trust design operates on the premise that threats may already exist, thus necessitating a more cautious approach to network access.

The NSA’s zero-trust guidance focuses specifically on the network and environment component, encompassing all hardware, software assets, and communication protocols within an organization’s network infrastructure. It advocates for measures such as data flow mapping, macro and micro segmentation, and software-defined networking to achieve comprehensive network security. These strategies help organizations isolate critical resources, limit lateral movement, and reduce the attack surface, thereby enhancing overall network resilience.

Within the zero-trust architecture, the network and environment pillar plays a crucial role in securing critical assets and mitigating potential threats. By implementing measures such as macro segmentation, which restricts network access based on user roles and responsibilities, organizations can minimize the risk of unauthorized lateral movement. Similarly, micro segmentation further enhances security by isolating users, applications, or workflows into individual network segments, reducing the impact of potential breaches.

 

Reference:
  • Advancing Zero Trust Maturity Throughout the Network and Environment Pillar
Tags: Cyber NewsCyber News 2024Cyber securityCybersecurityFebruary 2024FrameworkNewsNISTUSAZero Trust
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