Container security is a constantly growing segment of information security. In this regard, IT professionals are needs to review both the code running in the containers and the host servers on which the container runs.

Docker Host Hardening is a valuable process for IT organizations to build secure containerization environments. Both the container and the underlying host operating system must be backed up at the same time to ensure full coverage. To harden a Docker host, follow these five important security measures.

Keep versions up to date

The first security conscious action is to keep the host operating system and Docker packages up to date. When new software versions are released, it is common for these updates to address any new general vulnerabilities and risks. If your organization runs older versions of a container service, consider a broader patch management strategy for deploying updates to your container hosts.

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Second on the list – and possibly the easiest to implement – is to use …

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