Monitor your Kubernetes security posture with Datadog Cloud Security
Datadog | The Monitor blog

Monitor your Kubernetes security posture with Datadog Cloud Security


Summary

The article details common misconfigurations in Cilium network policies that inadvertently block legitimate traffic. It focuses on four key mistakes: using overly broad selectors, forgetting to allow DNS traffic, failing to account for return traffic, and incorrectly defining endpoint selectors. Correcting these issues is crucial for ensuring application connectivity and a smoothly functioning Kubernetes network.
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