Docker Registries: Guide to Image Storage and Sharing

As containerized applications become the industry standard, knowing how to safely store and distribute your container images is a critical DevOps skill. Docker registries serve as the central hub of modern development pipelines, allowing teams to share, version, and secure their application builds. This course guides you from the fundamental concepts of container image storage to managing your own secure registry workflows. You will understand how images are structured, how registries operate behind the scenes, and how to implement access controls and security scanning to protect your deployments. What you'll learn: - Understand the core architecture of Docker registries and how they store container layers. - Push and pull images confidently using command-line tools and secure authentication protocols. - Configure public and private registries to control team access and image visibility. - Apply modern image security practices, including vulnerability scanning and content trust. - Explore Open Container Initiative (OCI) standards and how they impact modern image distribution. - Manage image tags and versioning strategies to ensure reliable application updates. You will start by learning foundational container terminology and the structure of image layers. From there, you will progress through practical registry operations, authentication setups, and security best practices for production environments. This course is designed for beginner developers, system administrators, and aspiring DevOps engineers who want to master the storage and distribution phase of the container lifecycle. No prior registry experience is required, though basic familiarity with command-line interfaces is helpful. Start reading today to build a secure and efficient container distribution pipeline.