supply-chain

supply-chain is a skill for Claude Code, Codex from sanjaysaini1952/BugBounty-Arsenal. It costs 0 tokens per session (257 once invoked), scanned A, original, MIT.

A checklist for checking software dependencies and build pipelines for supply-chain security problems. It covers known vulnerabilities, look-alike package names, malicious packages, and unsafe CI/CD settings.

In plain words
What is it for?
Use it to run npm audit, pip-audit, and Trivy scans; inspect package names and scripts; review maintainer and code changes; and check CI/CD permissions and secret handling.
Why use it?
It helps find risks introduced by third-party packages or automated build systems, such as vulnerable dependencies, untrusted code execution, or exposed secrets.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to run npm audit, pip-audit, and Trivy scans; inspect package names and scripts; review maintainer and code changes; and check CI/CD permissions and secret handling.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/sanjaysaini1952/bugbounty-arsenal/supply-chain
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add sanjaysaini1952/BugBounty-Arsenal --skill supply-chain
Clone the repo
git clone --depth 1 https://github.com/sanjaysaini1952/BugBounty-Arsenal

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for supply-chain

README.md
[![agentmods](https://agentmods.dev/badge/skills/sanjaysaini1952/bugbounty-arsenal/supply-chain/github.svg)](https://agentmods.dev/skills/sanjaysaini1952/bugbounty-arsenal/supply-chain)
Your own site
<a href="https://agentmods.dev/skills/sanjaysaini1952/bugbounty-arsenal/supply-chain"><img src="https://agentmods.dev/badge/skills/sanjaysaini1952/bugbounty-arsenal/supply-chain/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for supply-chain

Your own site · 80×15
<a href="https://agentmods.dev/skills/sanjaysaini1952/bugbounty-arsenal/supply-chain"><img src="https://agentmods.dev/badge/skills/sanjaysaini1952/bugbounty-arsenal/supply-chain.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 257 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00000 $0.00257
Opus 5 $0.00000 $0.00129
Sonnet 5 $0.00000 $0.00051
Haiku 4.5 $0.00000 $0.00026

Measured 12d ago against content hash a03dfc17c0dc, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

supply-chain scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 12d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/hunting/supply-chain/SKILL.md · 34 lines

What it actually says

Supply Chain Attack Testing Skill — 4 Test Cases

Load when: supply chain, dependency, package manager, npm, pip, typosquatting.

297. Dependency vulnerability scanning (easy)

Run npm audit, pip-audit, trivy fs on target. Report known vulnerabilities in dependencies.

298. Typosquatting detection (easy)

Check package.json/requirements.txt for common typosquatting: expresss, django2, flaskk.

299. Malicious package detection (medium)

Check for packages with:

  • Few downloads but high version
  • Post-install scripts
  • Obfuscated code
  • Recently changed maintainer

300. CI/CD pipeline injection (hard)

Check if CI/CD pipeline:

  • Runs untrusted PR code
  • Has secrets in environment
  • Uses unverified actions
  • Has write permissions

Supply Chain Checks

Check Tool
Known vulnerabilities npm audit, pip-audit, trivy
Typosquatting npm audit signatures
Malicious packages socket.dev, snyk
CI/CD security act, manual review
Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 12d ago First seen · 34 lines · 0 tokens per session scan A a03dfc17c0dc

Subscribe to this mod's changes

supply-chain is a skill published in the GitHub repository sanjaysaini1952/BugBounty-Arsenal (2 stars, last pushed 1mo ago), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 257 tokens. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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