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Roshu18Roshu18/bearstrike-ai/skills/traffic-proxy/SKILL.md

traffic-proxy

Skill4 starsChanged 8 months agoMITView on GitHub

Request/response interception playbook for logic bug hunting with mitmproxy and OWASP ZAP.

The file

We split this skill into the rules it gives an agent

6 rules. About 0 are common, 6 are distinctive, and 0 are very specific to this project.

  • ≈0

    Common · estimate

    Many files like this have a rule of this kind.

  • ≈6

    Distinctive · estimate

    This author's own choices. Worth a look.

  • 0

    Very specific

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

  • Common
  • Distinctive
  • Very specific
  1. Distinctive:

    Use this skill when automated scans find a suspicious workflow but proof needs manual request mutation.

    line 8
  2. Distinctive:

    Run proxies only on authorized targets and in scoped windows.

    line 23
  3. Distinctive:

    Start with read-only capture before mutation.

    line 24
  4. Distinctive:

    Keep request rate low under WAF/rate-limit pressure.

    line 25
  5. Distinctive:

    Prefer replaying one request class at a time with strict evidence notes.

    line 26
  6. Distinctive:

    Use constrained scans first.

    line 38

≈ “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

traffic-proxy

Use this skill when automated scans find a suspicious workflow but proof needs manual request mutation.

Core tools

  • mitmproxy / mitmdump: lightweight CLI interception and Python scripting.
  • zaproxy / zap-cli: baseline active checks + scripting-friendly automation.

When to use

  • Session/auth workflow inconsistencies (invite, verify-otp, role change, checkout flow).
  • Business logic checks where endpoint order/state matters.
  • Header trust-boundary testing (custom auth blobs, forwarded headers, rewrite headers).

Safe execution guidance

  • Run proxies only on authorized targets and in scoped windows.
  • Start with read-only capture before mutation.
  • Keep request rate low under WAF/rate-limit pressure.
  • Prefer replaying one request class at a time with strict evidence notes.

mitmproxy quick patterns

  • Capture mode: mitmdump --listen-host 127.0.0.1 --listen-port 8081 --set flow_detail=1
  • Save flows: mitmdump -w reports/output/<target>/mitm.flow
  • Replay selected flow IDs after controlled modifications.

ZAP quick patterns

  • Quick baseline: zaproxy -cmd -quickurl https://<target> -quickprogress
  • Scripted run: zap-cli quick-scan --self-contained --spider https://<target>
  • Use constrained scans first; avoid broad active scans until recon confidence is high.

Evidence contract

For each proxy-assisted finding, capture:

  • Original request and response
  • Mutated request and response
  • Boundary violated (auth, role, object ownership, state transition)
  • Reproducible minimal steps

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