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twilio-security-hardening

Secure Twilio applications against common attacks. Covers credential management (API keys vs auth tokens), request validation (webhook signature verification), PCI DSS compliance, HIPAA account requirements, SMS pumping prevention, geo-permissions, and account isolation patterns. Use this skill when developers are building or deploying Twilio apps.

80

Quality

100%

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SecuritybySnyk

Medium

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SKILL.md
Quality
Evals
Security

Quality

Content

100%Weight 40%Scale 1-3

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

The skill body is lean and highly actionable, with executable code for the critical security operations and a clearly sequenced, validated rotation workflow. Organization is strong with well-signaled navigation even though no separate bundle files are present.

DimensionReasoningScore

Conciseness

The body is dense with tables, executable code, and bullets, and does not explain concepts Claude already knows (no "what a webhook is" padding); the only framing prose is a single mild line ("Security hardening is an ongoing concern — not a one-time setup"), so tokens largely earn their place.

3 / 3

Actionability

Provides copy-paste-ready, executable examples — Node.js twilio.validateRequest, Python recordings().update(status="paused"), the XML <Pay> verb, and specific Console/API URLs — rather than vague or pseudocode direction.

3 / 3

Workflow Clarity

The credential-rotation workflow is a clear four-step sequence with an explicit validation checkpoint ("verify all traffic uses the new credential") before the destructive delete, and webhook handling validates-then-rejects; the "Common Mistakes" section acts as a checklist, so validation is present for the risky operations.

3 / 3

Progressive Disclosure

No bundle files exist, but the body is well-organized into clearly delineated sections with well-signaled one-level cross-skill pointers ("Docs: See `twilio-webhook-architecture`" and a "Next Steps" list); there is no monolithic wall of text or nested reference chain.

3 / 3

Total

12

/

12

Passed

Description

100%Weight 40%Scale 1-3

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

A strong, specific description that enumerates concrete capabilities and pairs them with an explicit "Use when …" trigger, using natural developer terminology throughout. It is clearly distinct from other skills and free of vague fluff.

DimensionReasoningScore

Specificity

Lists multiple concrete capabilities — "credential management (API keys vs auth tokens), request validation (webhook signature verification), PCI DSS compliance, HIPAA account requirements, SMS pumping prevention, geo-permissions, and account isolation patterns" — matching the anchor for several specific actions rather than just naming the domain.

3 / 3

Completeness

Explicitly answers both what ("Secure Twilio applications against common attacks. Covers …") and when ("Use this skill when developers are building or deploying Twilio apps"), satisfying the anchor for a clear explicit trigger.

3 / 3

Trigger Term Quality

Uses natural developer terms a user would actually say — "Twilio", "API keys", "auth tokens", "webhook signature verification", "PCI DSS", "HIPAA", "SMS pumping", "geo-permissions" — with good coverage, not jargon-only or generic.

3 / 3

Distinctiveness Conflict Risk

It carves a clear Twilio-security niche with distinct triggers, making it unlikely to fire for unrelated skills; it is not a generic "helps with code/documents" style description.

3 / 3

Total

12

/

12

Passed

Validation

100%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation16 / 16 Passed

Validation for skill structure

No warnings or errors.

Repository
openai/plugins
Reviewed

Table of Contents

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