12.2—Establish and Maintain a Secure Network Architecture
IG2
IG3
Network
Protect
>Control Description
Design and maintain a secure network architecture. A secure network architecture must address segmentation, least privilege, and availability, at a minimum. Example implementations may include documentation, policy, and design components.
>Cross-Framework Mappings
>Relevant Technologies
Technology-specific guidance with authoritative sources and verification commands.
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