7 Docker appears across 7 articles in the last 90 days, most recently in CISA issues alert on VPS.org one-click deployment templates vulnerabilities (Aug 2026).
Who is Docker?
Docker is a software platform for building, sharing, and running containerized applications across development and production environments.
- Container platform for packaging applications and dependencies into portable units
- Developer tooling for building, testing, and debugging containerized workloads
- Image management and distribution via container registries and collaboration services
- Orchestration and workflow integrations for Continuous Integration and Continuous Deployment (CI/CD) and DevOps practices
- Cross-platform support for running containers on desktops, servers, and cloud infrastructure
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More About Docker
Docker provides a platform that enables teams to package applications and their dependencies into containers (containerization / cloud DevOps), creating a consistent runtime environment across laptops, on‑premises data centers, and public cloud infrastructure. Containers created with Docker share the host Operating System (OS) kernel while isolating application processes, which allows multiple workloads to run on the same host with predictable behavior.
Enterprises use Docker as part of their software delivery pipelines, integrating it into CI/CD workflows where application code is built into container images, scanned, tested, and then promoted across staging and production environments. Docker images (image management / software supply chain) are stored and distributed through container registries and collaboration services that support versioning, access control, and team workflows. These capabilities allow organizations to manage application artifacts in a reproducible and auditable way.
Docker’s platform relies on container runtime technologies and standard packaging formats such as container images, along with concepts like Dockerfiles that define how images are built. The platform integrates with orchestration systems and DevOps toolchains so that containerized workloads can be deployed and operated within broader infrastructure stacks. Docker Desktop (developer tooling) provides a local environment for building, running, and testing containers on developer machines, aligning development and production configurations.
From a marketplace perspective, Docker fits within categories such as cloud DevOps, containerization platforms, and developer productivity tooling. It is used by software teams that adopt microservices architectures, as well as by organizations modernizing legacy applications by moving them into containerized environments. Because containers are portable across compliant runtime hosts, enterprises use Docker to support hybrid and multi‑cloud deployment strategies while maintaining a single packaging and distribution model for applications.
Technical stakeholders evaluate Docker alongside other container platforms and infrastructure services, focusing on image management, Developer Experience (DevEx), integration with CI/CD systems, and compatibility with security and compliance controls. As part of an enterprise technology directory, Docker can be classified under container platforms, cloud DevOps tooling, and developer workspaces, covering capabilities for container build, run, and collaboration workflows across the application lifecycle.
Our description of Docker. Updated December 2025.
