How to Use Multi-Stage Builds in Docker
Use Docker multi-stage builds to ship smaller, safer images: build in one stage, copy only the artifact into a clean final stage, and drop compilers and secrets.
Sysadmin Desk Oct 24, 2026 8 min read
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Use Docker multi-stage builds to ship smaller, safer images: build in one stage, copy only the artifact into a clean final stage, and drop compilers and secrets.
Practical Docker security for beginners: drop root with USER, avoid --privileged, use minimal images, scan them, keep secrets out of env vars, limit resources, and more.