Container Hadolint

Quality score: 70/100 · Category: Security · Sub-category: appsec-build

tool:docker

Dockerfile security linting and best practice validation using Hadolint with 100+ built-in rules aligned to CIS Docker Benchmark. Use when: (1) Analyzing Dockerfiles for security misconfigurations and anti-patterns, (2) Enforcing container image security best practices in CI/CD pipelines, (3) Detecting hardcoded secrets and credentials in container builds, (4) Validating compliance with CIS Docker Benchmark requirements, (5) Integrating shift-left container security into developer workflows, (6) Providing remediation guidance for insecure Dockerfile instructions.

What this skill does

Container Hadolint is a production-ready Claude Code skill (quality score 70/100) in the appsec-build sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/container-hadolint/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when: (1) Analyzing Dockerfiles for security misconfigurations and anti-patterns, (2) Enforcing container image security best practices in CI/CD pipelines, (3) Detecting hardcoded secrets and credentials in container builds, (4) Validating compliance with CIS Docker Benchmark requirements, (5) Integrating shift-left container security into developer workflows, (6) Providing remediation guidance for insecure Dockerfile instructions.

Who uses this skill

The Container Hadolint skill is built for security engineers, penetration testers, DevSecOps practitioners, and development teams hardening codebases and infrastructure. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/container-hadolint
curl -L https://claudskills.com/skills/container-hadolint/SKILL.md \
  -o ~/.claude/skills/container-hadolint/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/container-hadolint/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/container-hadolint/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\container-hadolint\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

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Part of ClaudSkills — the open registry for Claude Code skills. · What's New · Install guide · About · llms.txt

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