Tech Ocean

Apr 19, 2026 · Cloud Native

Docker Day 12: Core Security Practices – Avoid Running Images as Root

This guide outlines Docker's three security pillars—image, runtime, and network—by recommending official images, regular updates, vulnerability scanning, non‑root users, read‑only filesystems with tmpfs, capability dropping, secrets management, and tools like Docker Scout and Trivy, followed by a concise checklist.