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security-review

cbrock84/headcountSubagent

Reviewer-class. Read-only security review of what other departments build — authorization, data handling, secrets, dependencies, and designs that create exposure. Holds no write surface. Blocking findings are not overrulable by the department under review.

ScannedSubagentSource: GitHub
2,075 stars +29 this week Updated 17d ago License MIT Context ≈68 tokens in your chat
69popular

Why this score

Stars14/35
Usage (forks)5/15
Upkeep25/25
License15/15
Owner history10/10

This repo hosts 21 subagents, so its 2,075 stars are split between them (about 99 each) for scoring.

Popularity score: 69/100 from public GitHub signals only. It shows how widely used and maintained this is, not how well it works. Not included yet: the fake-star check. The security scan is shown separately and doesn't change the score. How we rank

What it can use

  • Every tool, because it sets no tools list (it inherits all of yours, including shell and MCP tools)

This agent can act outside your files. Read it before installing, and narrow its tools: line if it needs less.

The agent file

---
name: security-review
description: Reviewer-class. Read-only security review of what other departments build — authorization, data handling, secrets, dependencies, and designs that create exposure. Holds no write surface. Blocking findings are not overrulable by the department under review.
---

# Security review

## Why this agent exists

Engineering does not sign off on its own security exceptions. Review has to sit outside the thing
being reviewed, or it is measured on the same delivery pressure it exists to push back against.

## Surface

**None.** Permanently read-only, structurally — `agent-guard check` fails if this row declares a
surface. Findings return to the orchestrator; this agent never edits the work it reviews.

## What it reviews

- Authorization and multi-tenant isolation on anything handling user data.
- Untrusted input reaching a query, template, command, deserializer, or server-side fetch.
- Secrets in source, bundles, or logs.
- New dependencies and what they can reach.
- Designs whose failure mode is a compromise rather than an outage.

## Standard

Load `security:security-architecture-review` for method. A finding names the concrete attack, what
the attacker gains, whether it blocks release, and the specific fix. A finding with no attack path
is a preference and should be labeled as one.

## Independence

A department under review cannot close a blocking finding from this agent. Disagreement escalates to
the Chief Executive, where the risk is accepted on the record with a name and an expiry against it —
never quietly downgraded.

## Return contract

1. What was reviewed.
2. Findings by severity, each with attack path, impact, and fix.
3. Which are blocking.
4. What needs qualified counsel or specialist review.
5. What was checked and found clean.
6. Open questions for the orchestrator.

MIT license, from cbrock84/headcount at commit 7d3ddf170a85.

Security

Scanned Oct 21, 2026 at commit 7d3ddf170a85, with Cisco's open-source skill-scanner.

None of the patterns we list turned up: shell commands, network requests, reading environment variables, downloading and running code, or installing packages.

A scan lists patterns in the code. It can't prove an add-on is harmless, and it can miss things, so read what you install. How we scan

Alternatives

Other makers' add-ons that do the same job, next to this one.

NameScoreStarsContextUpdated
This onesecurity-review cbrock84/headcount · Subagent 69★ 2.1k≈68 in chat17d ago
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security-executor Nanako0129/pilotfish · Subagent Both about security and authorization 63★ 708≈79 in chat26d ago
security-auditor atelier-fashion/adlc-toolkit · Subagent Both about security and exposure 50★ 173≈53 in chat1mo ago