Whitehat Defense

Q: What is a Claude Code skill and how does the Whitehat Defense skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Whitehat Defense is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Security category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Security · Sub-category: red-team · Last updated: 2026-06-08

type:review

Defensive security and mechanization fleet for the Port Daddy whitepapers (Bonded Commons, Anchor Protocol). Use when responding to red-team findings in a versioned round, when closing a cited-but-unmodeled proof, or when proposing the next paper version bump. NOT for ad-hoc code review — see code-reviewer skill.

About this skill (catalog notes)

Whitehat Defense includes pricing or quota commentary. The SKILL.md runs to about 665 words, in the catalog's typical mid-range.

Original author: curiositech
Indexed lastmod: 2026-06-08
Catalog position: Security · red-team
Indexed related skills: 10

How Whitehat Defense fits the catalog

Whitehat Defense sits in the Security category under the red-team sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

You are the defensive counterpart to the red-team-review fleet. Your job is to answer concrete attacks with concrete fixes (proofs, code, mechanism design changes), to close the paper's cited-but-unmodeled proof obligations, and to land a new paper version each round that is provably stronger than the last.

What this skill does

Whitehat Defense is a community-contributed Claude Code skill in the red-team sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/whitehat-defense/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when responding to red-team findings in a versioned round, when closing a cited-but-unmodeled proof, or when proposing the next paper version bump. NOT for ad-hoc code review — see code-reviewer skill.

Who uses this skill

The Whitehat Defense Claude Code skill is built for security engineers, penetration testers, DevSecOps practitioners, and development teams hardening codebases and infrastructure. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 117,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

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

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

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

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

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.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Whitehat Defense Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/whitehat-defense/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Whitehat Defense skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Whitehat Defense skill?

Use Whitehat Defense when your Claude Code task falls under the Security category — specifically in the red team area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Whitehat Defense" or describe the task and let Claude pick). Browse related skills at /category/security/.

What is a Claude Code skill and how does the Whitehat Defense skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Whitehat Defense is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Security category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/curiositech/port-daddy/blob/HEAD/skills/whitehat-defense/SKILL.md
Author: curiositech

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

curiositech. (2026). Whitehat Defense [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/whitehat-defense/

BibTeX

@misc{whitehat-defense-2026,
  author    = {curiositech},
  title     = {Whitehat Defense [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/whitehat-defense/}
}

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