hardening-docker-containers-for-production

# Hardening Docker Containers for Production ## Overview Hardening Docker containers for production involves applying security best practices aligned with CIS Docker Benchmark v1.8.0 to minimize attack surface, prevent privilege escalation, and enforce least-privilege principles across Docker daemon, images, containers, and runtime configurations. ## When to Use - When deploying or configuring hardening docker containers for production capabilities in your environment - When establishing security controls aligned to compliance requirements - When building or improving security architecture for this domain - When conducting security assessments that require this implementation ## Prerequisites - Docker Engine 24.0+ installed - Docker Compose v2 - Linux host with kernel 5.10+ - Root or sudo access on Docker host - docker-bench-security tool - Hadolint for Dockerfile linting - Dockle for image linting ## Core Concepts ### CIS Docker Benchmark Sections 1. **Host Configuration** - Audit Docker daemon files, restrict access to /var/run/docker.sock 2. **Docker Daemon Configuration** - Enable TLS, restrict inter-container communication, configure logging 3. **Docker Daemon Configuration Files** - Set ownership and permissions on daemon.json 4. **Container Images and Build File** - Use trusted base images, scan for vulnerabilities, multi-stage builds 5. **Container Runtime** - Drop capabilities, read-only rootfs, restrict syscalls 6. **Docker Security Operations** - Monitor,...