Harden Runner CICD Security Agent Github Actions

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

tool:githubai:agent

Harden-Runner by StepSecurity is a CI/CD security agent that works like an EDR for GitHub Actions runners. It monitors network egress, file integrity, and process activity in real-time, detecting supply chain attacks such as the tj-actions and Codecov compromises.

What this skill does

Harden Runner CICD Security Agent Github Actions 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/harden-runner-cicd-security-agent-github-actions/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Harden Runner CICD Security Agent Github Actions 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/harden-runner-cicd-security-agent-github-actions
curl -L https://claudskills.com/skills/harden-runner-cicd-security-agent-github-actions/SKILL.md \
  -o ~/.claude/skills/harden-runner-cicd-security-agent-github-actions/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/harden-runner-cicd-security-agent-github-actions/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/harden-runner-cicd-security-agent-github-actions/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\harden-runner-cicd-security-agent-github-actions\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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