hat-black SKILL.md skillA

hat-black from dhaupin/vant is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add dhaupin/vant/hat-black@v1.0

Pins v1.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
dhaupin/vant
Path
models/public/vant/skills/vant-skill-hat-black/SKILL.md
Versions recorded
1
Latest version
v1.0, committed Jul 20, 2026
Size
1,849 bytes
Repository stars
12
License
MIT

Red team. Test their defense.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Black Hat

> Red team. Test their defense.

---

## When Authorized

**Only use with explicit permission.**

- You have written authorization
- Scope is defined
- Dates are set
- Target is specified

---

## Your Job

Test their defenses. Break in. Report to defender.

---

## Phase 1: Recon

```bash
# Map the surface
nmap -sS target.com
nmap -sV target.com
```

### What you need:
- All IPs
- All ports
- All services
- All versions

### Findings:
```
## Recon - [target]

### IPs
- [list]

### Services
- [service] on [port]
- Version: [v]
```

---

## Phase 2: Exploit

### Try everything:

| Vector | Check |
|--------|-------|
| SQL | Can inject? |
| XSS | Will alert? |
| RCE | Can execute? |
| Auth | Can bypass? |

### Document each attempt:
```
## Exploit - [name]

### Attempt
[what you tried]

### Result
[PASS/FAIL]

### Fix
[what they should do]
```

---

## Phase 3: Pwn

### If you get in:

1. **Document access**
   - How did you get in?
   - What can you see?

2. **Don't escalate**
   - Stay in scope
   - Don't take data

3. **Report**
   - How: [steps]
   - What: [access]
   - Fix: [recommendations]

---

## Rules

| Do | Don't |
|----|-------|
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add dhaupin/vant/hat-black@sha256:50f7532da181003a

The line at the top of this page pins the label v1.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_vzk5z2hvw6pep5ak.svg)](https://markdownregistry.com/a/art_vzk5z2hvw6pep5ak)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Jul 20, 2026.

versioncommittedcommitsizeaudit
v1.0 latest2026-07-20 17c05fb 1,849 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (1849 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

dhaupin/vant · 12 stars · license MIT · pushed 2026-10-22 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_vzk5z2hvw6pep5ak
GET https://markdownregistry.com/api/v1/resolve?ref=dhaupin/vant/hat-black
GET https://markdownregistry.com/api/v1/blob/50f7532da181003ad60241c7793c7bbe7bc7fd7e23a341bb592c33fff8bb5dae

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in dhaupin/vant

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