Security & Hardening
v1.0.0 · Public · Verified ·coding ·scanned 2026-07-04
Install
Claude Code: add the marketplace once, then install.
/plugin marketplace add simplycubed/skills /plugin install security-hardening@simplycubed Any agent (folder)
Download the folder at the source, then drop it into your agent's skills directory.
Folder: security-hardening/
| Agent | Directory |
|---|---|
| Vendor-neutral (Codex, Gemini CLI, …) | .agents/skills/ |
| Claude Code | ~/.claude/skills/ |
| Gemini CLI | ~/.gemini/skills/ |
Summary
Hardens code against vulnerabilities. Use when handling user input, authentication, data storage, or external integrations, or building any feature that accepts untrusted data, manages sessions, or calls third-party services.
Details
Passed automated static scanning. A point-in-time review, not a guarantee it is safe to run.
Scanned 2026-07-04: certify builtin · gitleaks 8.18.4 · osv-scanner 2.4.0 · semgrep n/a (no code)
✓ All checks clean
Flagged for review (non-blocking):
- SKILL.md: reference to secret/credential files
- SKILL.md: reference to code-execution APIs
Credits
Written by Addy Osmani
Keywords
#security #hardening #code-review #appsec