Scan reports · addyosmani/agent-skills
security-and-hardening: scan report
Hardens code against vulnerabilities. Use when auditing an input handler for vulnerabilities, when handling user input, authentication, data storage, or external integrations, or when checking a login flow is safe… An automated scan of this public skill from addyosmani/agent-skills: security, token cost, spec and clarity, with every finding and its fix.
Result
Verdict
100/100 · grade A
addyosmani/agent-skills/skills/security-and-hardening at aeac41d
Spec 25 · Efficiency 25 · Clarity 25 · Security 25 (each out of 25)
Always loaded 151 tokens · on trigger 4,225 · on demand 3,224
No findings.
Where it comes from
Source
| Fact | Value |
|---|---|
| Repository | addyosmani/agent-skills |
| Skill folder | skills/security-and-hardening |
| Stars | 107,328 |
| License | MIT |
| Commit scanned | aeac41d |
| Scanned | 2026-10-16 |
| Files | 2 |
ProSkills doesn't host or redistribute this skill. Get it from its repository, and check the license before reusing it. Something wrong here? Open an issue for a rescan or removal.
For maintainers
Badge for the README
If you maintain this skill, this badge shows its score and links to this report. Fix findings and the score moves with the next scan.
[](https://proskills.dev/reports/addyosmani-security-and-hardening)
Alternatives
Scanned alternatives on ProSkills
Skills in the ProSkills catalog that cover similar ground. Every one passes the same scanner before it ships.
- Security ReviewExploit sketch, severity and fix for each finding.Loads when the change touches auth, user input, outbound requests, secrets or an LLM feature.5 rules · Code ReviewScan 100$12
- PR ReviewerStaff-level review. Every finding labelled, with a line.Loads when the user asks for a code review or whether a change is safe to merge.5 rules · Code ReviewScan 100$12
- Test WriterTests that fail before the fix and pass after.Loads when the user needs tests for new code or a bug fix.5 rules · Code ReviewScan 100$9
Same repository
More from addyosmani/agent-skills
- api-and-interface-designGrade A97/100
- browser-testing-with-devtoolsGrade A91/100
- ci-cd-and-automationGrade A100/100
- code-review-and-qualityGrade B84/100
- code-simplificationGrade A97/100
- constraint-driven-developmentGrade B80/100
- context-engineeringGrade A97/100
- debugging-and-error-recoveryGrade A100/100
- deprecation-and-migrationGrade A97/100
- documentation-and-adrsGrade A96/100
- doubt-driven-developmentGrade A93/100
- frontend-ui-engineeringGrade A92/100
FAQ
Questions
- Is security-and-hardening safe to install?
- No known risky patterns found. The scan covers prompt injection, hidden Unicode, remote code execution and credential access in every text file of the skill. It cannot judge intent, so read any flagged line in context before installing.
- How was this score calculated?
- Four checks of 25 points each: spec, efficiency, clarity and security. Findings take points off the check they belong to, and any critical finding caps the grade at F. The same scanner runs in your browser at proskills.dev/scan.
- Is this report current?
- It was made from commit aeac41d on 2026-10-16. If the skill has changed since, paste the new version into the scanner for a fresh score.
- I wrote this skill. Can I fix the score or have the page removed?
- Fix the findings and push. The reports are rebuilt from GitHub on a schedule, so the next run picks the change up. To have the page removed, open an issue on the ProSkills GitHub repo.
Related
Keep reading
Free tool
Scan your own skill
Paste a SKILL.md or drop a folder. It is scored in your browser and nothing is uploaded.
Want a skill that already passes? Start with a free one.