# Skill Firewall

> Security layer that prevents prompt injection from external skills.

- Skill: `demerzels-lab/skill-firewall` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add demerzels-lab/skill-firewall`
- Raw SKILL.md: https://api.skillmd.com/api/skills/demerzels-lab/skill-firewall/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: AI & ML
- Author: Demerzels-lab (https://skillmd.com/u/demerzels-lab)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/demerzels-lab/skill-firewall

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# skill-firewall

Security layer that prevents prompt injection from external skills.

## Install

```
npx clawhub@latest install skill-firewall
```