Ingress resources are the front doors to your cluster. They route external traffic into services. When configured, they seem simple—rules for paths, hosts, and protocols. But every ingress resource can be a target. Threat actors know misconfigured ingress means exposed services, outdated TLS, or open redirects. Detection is the difference between defense and compromise.
Threat detection in ingress resources requires deep inspection of logs, metrics, and configuration. It starts with tracking incoming requests in real time. Look for anomalies: spikes in request volume, patterns from hostile IP ranges, or malformed payloads. Correlate these with changes in ingress definitions. A sudden edit in annotation or backend service routing can signal an attack or exploitation attempt.
Automated pipelines make this possible at speed. Integrate your ingress with network policy enforcement, WAF rules, and intelligent scanners. Pair static analysis of configuration files with live analysis of request traffic. Using Kubernetes audit logs, you can catch unauthorized modifications. Layer this with threat intelligence feeds to flag known indicators of compromise hitting your endpoints.