Ultra-Secure Kubernetes Pod Template
Related Article: This code accompanies the tutorial "Securing Kubernetes Pods: A Complete Guide to Pod-Level Security Configuration" published on KubeKanvas.io.
The article provides a comprehensive guide to deploying a modern headless CMS using Strapi on Kubernetes, covering everything from containerization to production-ready deployments with persistent storage, ingress routing, and scalability considerations.
What This Template Provides
A production-ready, security-hardened Kubernetes pod configuration implementing industry best practices to protect your workloads from common attack vectors.
Security Features Included
Identity & Access Control
- Dedicated service account with minimal RBAC permissions
- API token mounting disabled to prevent credential exposure
Process Security
- Non-root user execution (UID 1000)
- Privilege escalation prevention
- All Linux capabilities dropped, only
NET_BIND_SERVICEadded - Read-only root filesystem with temporary volumes
Linux Security Modules
- Seccomp runtime default profile
- AppArmor enforcement
- SELinux multi-level security labels
Image Security
- Pinned image version (no
latesttags) - Private registry integration
- Always pull policy for latest security patches
Resource Protection
- CPU, memory, and ephemeral storage limits
- Prevents resource exhaustion attacks
Secret Management
- Kubernetes Secrets for sensitive data
- Environment variables from SecretRefs
- Volume-mounted secrets with restricted permissions (0400)
Health Monitoring
- Liveness and readiness probes configured
Quick Start
Copy this template and customize the image, secrets, and resource limits for your application. All security controls are pre-configured following the principle of least privilege.
