DevHacker Noonabout 3 hours ago
Micro-Segmentation in K8s with Cilium Network Policies
2 min read
CiliumNetworkPolicy (CNP) isolates a PostgreSQL database, permitting ingress only from authorized backend API pods over a specific port. Cilium enforces this via eBPF maps directly in the Linux kernel, enabling zero-trust least-privilege communication without unacceptable latency overhead.
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