Registries

Learn why the software supply chain matters, how container images become versioned, signable artifacts, and key concepts like digests, provenance, and attestations.

Learn to manage private container registries like Harbor, ECR, ACR, and GCR. Understand image references, tags, digests, and authentication for secure image management.

Learn how to use image tags for naming and traceability, understand immutable digests, and implement a robust tagging strategy for container deployments.

Harden your container supply chain from build to deploy. Learn to mirror critical bases, pin images by digest, and vet new dependencies.

A single-page roundup of every highlight bullet from the 7 pages in the Registries section, grouped by source page so you can scan all 41 takeaways without opening each article individually.