# Env Var Safe Shell

> Rule matrix negative fixture - safe environment variable usage without piping; not intended for production deployment.

- Skill: `brucevanfdm/env-var-safe-shell-2` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add brucevanfdm/env-var-safe-shell-2`
- Raw SKILL.md: https://api.skillmd.com/api/skills/brucevanfdm/env-var-safe-shell-2/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Security
- License: MIT
- Author: brucevanfdm (https://skillmd.com/u/brucevanfdm)
- Updated: 2026-09-21
- Page: https://skillmd.com/skills/brucevanfdm/env-var-safe-shell-2

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# Safe Environment Variable Example

This skill demonstrates safe environment variable usage.