zebbern/claude-code-guide · skills/api-fuzzing-bug-bounty/SKILL.md
api-fuzzing-bug-bounty skillC
This skill should be used when the user asks to "test API security", "fuzz APIs", "find IDOR vulnerabilities", "test REST API", "test GraphQL", "API penetration testing", "bug bounty API testing", or needs guidance on API security assessment techniques.
Latest version
mdr add zebbern/claude-code-guide/api-fuzzing-bug-bounty@v1.1Exact content
mdr add zebbern/claude-code-guide/api-fuzzing-bug-bounty@sha256:b09dbcb762f0c1a2Badge
[](https://markdownregistry.com/a/art_wlpnnhws5zay73h5)
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Versions
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| v1.1 latest | 2026-05-31 | 164971d | 10,286 B | C | view · diff |
| v1.1 | 2026-01-20 | 27bf883 | 10,290 B | C | view · diff |
| git:20260104.9174e17 | 2026-01-04 | 9174e17 | 10,245 B | C | view |
Audit of the latest version
C 15 of 17 checks passed. Deterministic, no model, same answer every run.
- fail: No link to a raw IP address (matched: http://127.0.0.1:8443)
- fail: No script tag (matched: <script)
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (10286 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
Source
GitHub
zebbern/claude-code-guide · 4,603 stars · license MIT · pushed 2026-09-05 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_wlpnnhws5zay73h5 GET https://markdownregistry.com/api/v1/resolve?ref=zebbern/claude-code-guide/api-fuzzing-bug-bounty GET https://markdownregistry.com/api/v1/blob/b09dbcb762f0c1a2315761b9d07b47a6fdc31a68a0cb888e40cb12b54c3ede68