# Standards Reference - Kubernetes Network Policies ## CIS Kubernetes Benchmark v1.8 - Section 5.3 - 5.3.1: Ensure CNI supports Network Policies - 5.3.2: Ensure default deny NetworkPolicy for all namespaces ## NSA/CISA Kubernetes Hardening Guide - Implement network segmentation between namespaces - Apply default-deny network policies - Restrict pod-to-pod communication to required paths only - Block access to cloud metadata endpoints ## MITRE ATT&CK Mitigations | Technique | Mitigation via Network Policy | |-----------|------------------------------| | T1046 - Network Service Scanning | Limit reachable services | | T1021 - Remote Services | Block lateral movement | | T1552 - Credentials from IMDS | Block 169.254.169.254 |