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Putting an app in its own “box” so it’s easier to run safely.

Definition

Containerization runs software in isolated packages called containers, with the files and settings it needs.

In plain English Putting an app in its own “box” so it’s easier to run safely.

Why this matters

Why it matters: Containers can reduce the blast radius of problems and make updates more consistent.

Example

Example: A web app runs in a container with limited permissions and separate storage.