# Harden

> Creates a Hardening Strategy for making existing behaviour safer or more robust without changing the intended happy path. Use when the user wants validation, typing, error handling, edge cases, permissions, external input, or async safety.

## Facts
- Page: https://tashan.sh/capability/skill-aiecee-harden
- tashan id: skill:aiecee/harden
- Source: https://github.com/aiecee/foundary
- Type: skill
- Category: security
- tashan score: not scored (catalogued only — too little public evidence)
- Adoption: 9.0
- Upkeep: not measured
- Freshness: not measured
- Evidence coverage: not measured
- Health: not measured
- Instruction depth: not yet graded
- Official: no

## Install

```sh
cp -r harden ~/.claude/skills/
```

## Security audit
Not scanned. We audit npm-published capabilities; this one has no npm package we can resolve, or has not reached the queue. This is not a clean bill of health.

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Measured 2026-08-04 by tashan (https://tashan.sh) from public evidence. Scorer s5.