#DEVSECOPS

https://github.com/sottlmarek/DevSecOps

🛡 Securing Your Kubernetes Cluster? Start with OWASP Top 10!

Whether you're running production clusters or just getting started with Kubernetes, security missteps can cost you - especially when it comes to workload misconfigurations, excessive privileges, or vulnerable images.

To help teams harden their environments, OWASP published the Kubernetes Top 10. Here's a breakdown of 🔟 critical risks - and the best open-source tools you can adopt right now to stay protected:

🔥 K01, K03, K04, K09 – Misconfigurations & Overly Permissive Access
➡️ Kube-bench: CIS benchmark audits
➡️ Kube-hunter: Cluster penetration testing
➡️ Open Policy Agent (OPA): Policy enforcement
➡️ KubeFence: Fine-grained access control

🧪 K02 – Supply Chain Vulnerabilities
➡️ Trivy: Image and IaC scanner
➡️ Syft: SBOM generation
➡️ Chain-bench: Supply chain compliance

🔍 K05 – Inadequate Monitoring & Logging
➡️ Falco: Runtime security & anomaly detection
➡️ Sysdig: Visibility and threat detection
➡️ Wiz: Posture management + threat detection

🔐 K06 – Broken Authentication
➡️ OPA + cloud-native IAM + dashboard hardening
➡️ Wiz: IAM misconfiguration detection

🌐 K07 – Network Segmentation Lapses
➡️ Calico: Network policies and microsegmentation
➡️ Cilium: eBPF-powered networking
➡️ Istio: service meshe for zero-trust enforcement, mutual TLS (mTLS), and traffic inspection

🔑 K08 – Secrets Management Failures
➡️ Vault: Secrets storage
➡️ Kubernetes External Secrets
➡️ K8s Pro Sentinel (operator)

🧱 K10 – Outdated Kubernetes Components
➡️ Trivy
➡️ Kube-bench

🚧 Build your own security stack from these tools — and make OWASP K8s Top 10 part of your DevSecOps DNA!

👉 Full list of risks: https://owasp.org/www-project-kubernetes-top-ten/

🎯 Extra tip: Drift Detection + RBAC Auditing
Even the best GitOps pipelines can’t stop a manual kubectl patch at 2 AM. Drift detection spots these out-of-band changes and restores declared state. RBAC audits ensure your roles aren’t granting more than they should - no surprises.

🛡 Why it matters:
Over time, "temporary fixes" turn into permanent vulnerabilities.
Drift and privilege creep are silent killers of cluster security.

🔧 Tools like Kubescape, OPA, and GitOps frameworks (e.g., Crossplane) handle drift elegantly - aligning live state with Git or Terraform.
Keep your cluster clean. Let Git rule.

#Kubernetes #DevSecOps #CloudNative #K8sSecurity #OWASP #OpenSource #ZeroTrust #CNAPP