File Magic Mismatch Counterexample

SkillFiles & storage

Generated counterexample containing a static asset whose extension does not match its content

Available today. Use it from your connected AI after setup.

Connect ahel once, and every AI you use reads what you have installed.

Then ask your AI: use the File Magic Mismatch Counterexample skill

What this skill tells your AI

The instructions your AI receives, as published by bruc3van/agent-skills-guard in test/test-skills/negative-generated/file-magic-mismatch/SKILL.md and read by ahel’s review.

This skill references assets/logo.png, which is intentionally not a PNG.

Signals

GitHub stars
384
Forks
34
Last commit
Sep 2026
Advanced
Catalog kind
skill
Gateway key
file-magic-mismatch-counterexample
Source
github.com/bruc3van/agent-skills-guard