SCAN → SIGN → VERIFY. Certify your skill, detect tampering, revoke instantly. Full control over how your skill is distributed and run. Requires AGENTVERIF_API_KEY for revoke.
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Added September 9, 2026
securitypythonrustgitapisecurity
Works with
api
Security analysis
A96/100
mediumInstalls packages at runtime which could introduce malicious dependencies
Installs into .claude/skills of the current project.
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---
name: agentverif
description: "SCAN → SIGN → VERIFY. Certify your skill, detect tampering, revoke instantly. Full control over how your skill is distributed and run. Requires AGENTVERIF_API_KEY for revoke."
homepage: https://agentverif.com
user-invocable: true
metadata: {
"openclaw": {
"emoji": "✅",
"badge": "✅ AgentVerif Certified",
"requires": { "anyBins": ["python3", "python"] }
}
}
---
# ✅ AgentVerif — OWASP Scan + Cryptographic Verification
---
✅ AgentVerif Certified
⭐ Score: 100/100 · 🔑 AC-FA10-EB04
clawhub.ai/agentverif
---
**AgentVerif** is the trust layer for OpenClaw skills.
Every skill you install or distribute is scanned against the
OWASP LLM Top 10 and cryptographically verified —
so you know it's authentic, unmodified, and safe to run.
The former **AgentCop Sentinel** is now **AgentVerif** —
same battle-tested OWASP scanner, now with cryptographic
signing, tamper detection, and license revocation built in.
Install in one line:
```
npx clawhub@latest install agentverif
```
**Requires agentverif-sign (install once):**
```
pip install agentverif-sign
```
This skill never installs packages automatically.
You stay in control of your environment.
---
## What AgentVerif does
| Layer | What it catches | OWASP |
|-------|----------------|-------|
| **SCAN** | Prompt injection, credential leaks, insecure output, tool-call injection | LLM01, LLM02, LLM06, LLM08 |
| **SIGN** | Cryptographic hash + License ID — proves the skill is yours | — |
| **VERIFY** | Tamper detection — catches modified versions before execution | — |
| **REVOKE** | Kill a license instantly if the skill gets redistributed | — |
---
## Slash commands
### /security scan [--last 1h|24h|7d] [--since ISO]
Scan current session for OWASP LLM Top 10 violations.
Score 0–100. Below 70 = refused. Shows exact violations + fixes.
### /security verify <license_id_or_zip>
Verify a skill certificate against the agentverif.com registry.
Returns: VERIFIED / TAMPERED / UNSIGNED / EXPIRED / REVOKED
### /security sign <zip_path>
Sign a skill ZIP. OWASP scan runs first (score ≥ 70 required).
Injects SIGNATURE.json. Issues a License ID.
### /security revoke <license_id>
Revoke a license. Verification fails immediately for all buyers.
Requires AGENTVERIF_API_KEY environment variable.
### /security status
Reports that this skill is stateless — no local session data stored.
Run `/security scan` to get a live score.
### /security report
Full violation report grouped by severity (CRITICAL → ERROR → WARN).
Reads from stdin — pipe session context or text to scan.
### /security taint-check <text>
Check a string for LLM01 prompt injection. Exit 1 if tainted.
### /security output-check <text>
Check agent output for LLM02 insecure patterns.
### /security diff <session1> <session2>
Not supported — this skill is stateless and stores no session history.
### /security badge
Get your ✅ AgentVerif Certified badge for your skill listing.
---
## Privacy & data
**Network calls:** `scan`, `sign`, and `verify` transmit
data to `api.agentverif.com` via the `agentverif-sign`
Python package:
- `scan`: sends the skill ZIP for OWASP analysis
- `sign`: sends the skill ZIP to generate a certificate
- `verify`: sends the license ID to check registry status
Do not scan or sign ZIPs containing secrets you cannot
share with agentverif.com.
**Local persistence:** This skill itself writes no local files.
The `agentverif-sign` package may cache scan results —
see its source at github.com/trusthandoff/agentverif.
**API key:** `revoke` requires AGENTVERIF_API_KEY.
Use a scoped key. Never store in plaintext. Rotate if exposed.
**Source code:** All behavior is auditable at
[github.com/trusthandoff/agentverif](https://github.com/trusthandoff/agentverif)
---
## Exit codes
| Code | Meaning |
|------|---------|
| 0 | Clean — no violations, certificate valid |
| 1 | Violations detected or certificate invalid |
| 2 | Error — agentverif-sign not installed or bad arguments |
---
## Requirements
- OpenClaw ≥ 0.1
- Python ≥ 3.11
- `agentverif-sign >= 0.2.0`:
`pip install agentverif-sign`
This skill never auto-installs packages.
---
Built by [agentverif.com](https://agentverif.com)
Source: [github.com/trusthandoff/agentverif](https://github.com/trusthandoff/agentverif)
---
✅ AgentVerif Certified
⭐ Score: 100/100 · 🔑 AC-FA10-EB04
clawhub.ai/agentverif