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Add offensive-subdomain-takeover skill (dangling DNS / resource takeover) #47

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Add offensive-subdomain-takeover skill (dangling DNS / resource takeover) #47

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4 changes: 4 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -4,6 +4,10 @@ All notable changes to `claude-red` are documented here. The library follows a p

## [Unreleased]

### Added

- **recon/** — `offensive-subdomain-takeover` (dangling DNS detection via CNAME/A/NS records, subdomain enumeration with subfinder/amass/assetfinder/crt.sh, provider fingerprinting per can-i-take-over-xyz for S3/CloudFront/GitHub Pages/Heroku/Azure/Fastly/Shopify/Zendesk, resource claiming PoC, NS-level takeover, cookie/CSP/CORS/OAuth trust chaining, subjack/tko-subs/nuclei/dnsReaper tooling, DNS hygiene defense)

### Changed

- Replaced an inactive EXIF viewer reference in `offensive-osint` with a browser-local metadata viewer and added evidence-corroboration guidance.
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5 changes: 3 additions & 2 deletions README.md
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Expand Up @@ -7,7 +7,7 @@
**Offensive security skills for Claude — drop-in `SKILL.md` files that turn Claude into a context-aware red team operator.**

[![License: MIT](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)
[![Skills](https://img.shields.io/badge/skills-78-red.svg)](#skill-index)
[![Skills](https://img.shields.io/badge/skills-80-red.svg)](#skill-index)
[![Categories](https://img.shields.io/badge/categories-23-orange.svg)](#categories)
[![Stars](https://img.shields.io/github/stars/SnailSploit/claude-red?style=social)](https://github.com/SnailSploit/claude-red)
[![Forks](https://img.shields.io/github/forks/SnailSploit/claude-red?style=social)](https://github.com/SnailSploit/claude-red/network/members)
Expand Down Expand Up @@ -83,7 +83,7 @@ Paste the contents of a `SKILL.md` into a Project's system prompt or prepend it
| [Infrastructure & Red Team](#infrastructure--red-team) | 7 | Initial access, EDR evasion, advanced red team operations, Windows internals |
| [Exploit Development](#exploit-development) | 6 | Stack/heap corruption, ROP, mitigations, crash analysis, TOCTOU |
| [Fuzzing & Vulnerability Research](#fuzzing--vulnerability-research) | 4 | libFuzzer, AFL++, coverage-guided fuzzing, vulnerability taxonomy |
| [Reconnaissance](#reconnaissance) | 2 | OSINT tooling and structured intelligence collection |
| [Reconnaissance](#reconnaissance) | 3 | OSINT tooling, structured intelligence collection, subdomain takeover |
| [API Security](#api-security) | 2 | REST/gRPC/WebSocket testing, business logic abuse |
| [Container & Kubernetes](#container--kubernetes) | 2 | Container escape, Kubernetes cluster exploitation |
| [CI/CD & Pipeline](#cicd--pipeline) | 2 | Pipeline exploitation, secrets extraction |
Expand Down Expand Up @@ -232,6 +232,7 @@ Paste the contents of a `SKILL.md` into a Project's system prompt or prepend it
|---|---|
| [`offensive-osint`](Skills/recon/offensive-osint/SKILL.md) | OSINT tooling — recon-ng, theHarvester, Maltego, Spiderfoot |
| [`offensive-osint-methodology`](Skills/recon/offensive-osint-methodology/SKILL.md) | OSINT methodology — structured intelligence collection and analysis |
| [`offensive-subdomain-takeover`](Skills/recon/offensive-subdomain-takeover/SKILL.md) | Subdomain takeover — dangling DNS (CNAME/A/NS), provider fingerprinting, claiming orphaned cloud resources |

### API Security

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