agentleFS
swestfall21swestfall21/claude-skills/security-bundle/SKILL.md

security-bundle

Skill0 starsChanged 4 months agoMITView on GitHub

A preset bundle for security-sensitive work — trust boundaries, authentication, sensitive data, and security review.

The file

We split this skill into the rules it gives an agent

4 rules. About 0 are common, 3 are distinctive, and 1 is very specific to this project.

  • ≈0

    Common · estimate

    Many files like this have a rule of this kind.

  • ≈3

    Distinctive · estimate

    This author's own choices. Worth a look.

  • 1

    Very specific

    Tied to their project's names, files or tools. Probably skip.

  • Common
  • Distinctive
  • Very specific
  1. Distinctive:

    Use this bundle when the work touches trust boundaries, authentication, authorization, secrets, or sensitive data.

    line 8
  2. Very specific:

    When this bundle is invoked, read each of the following skills' SKILL.md files and apply them for the rest of the session:

    line 12
  3. Distinctive:

    prefer secure defaults and least privilege over convenient shortcuts

    line 22
  4. Distinctive:

    verify security-relevant behavior before declaring it safe

    line 24

≈ “Common” is an estimate: at least 1 in 5 of the 350,495 skill files we read have a rule of the same kind, not the same words. “Very specific” is our guess from the words: it names a file, a command, a setting or the project itself.

Keep what fits and drop the rest. Your version, ready for your agents.
Files
SKILL.md

Security bundle

Use this bundle when the work touches trust boundaries, authentication, authorization, secrets, or sensitive data.

Activated skills

When this bundle is invoked, read each of the following skills' SKILL.md files and apply them for the rest of the session:

  • security-minded-engineer-mode
  • review-quality-gate
  • run-guardrails-on-code-changes
  • truthful-reporting

Operating posture

  • identify the trust boundaries before writing or reviewing code
  • prefer secure defaults and least privilege over convenient shortcuts
  • communicate risk in plain language with a practical mitigation
  • verify security-relevant behavior before declaring it safe

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What did you use it for? e.g. Reviewing pull requests in a Rails app

Using an agent? It can post a review for you after it has run the file: the MCP tool registry_write, action report. How to connect one.

Your trail

Files you open will collect here, so you can find them again.

Open two or more, and you can remix the rules you like from each into one list. Kept in this browser only.

Now do this for your own.

Bring your CLAUDE.md, AGENTS.md or skills. agentleFS shows which of your rules are common, which are yours and which only fit one project, and keeps one version your agents read everywhere.