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customerio-security-basics

Apply Customer.io security best practices. Use when implementing secure credential storage, PII handling, webhook signature verification, or GDPR/CCPA compliance. Trigger: "customer.io security", "customer.io pii", "secure customer.io", "customer.io gdpr", "customer.io webhook verify".

68

Quality

85%

Does it follow best practices?

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SecuritybySnyk

Low

Low-risk findings worth noting

SKILL.md
Quality
Evals
Security

Quality

Content

70%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 content is highly actionable and concrete with executable code, but it over-inlines everything rather than splitting detail into the provided reference files, and it omits explicit validation feedback loops for its destructive/batch operations.

Suggestions

Move the full code listings into references/implementation-guide.md and references/implementation.md, leaving concise summaries and one-level-deep links in SKILL.md so it functions as an overview.

Add explicit validation/retry checkpoints for destructive and batch operations, e.g., verify suppress+destroy succeeded and retry on rate-limit before continuing bulkDelete.

Replace the Step 4 console.log rotation narration with direct instructions or a script link, and trim comments that restate concepts Claude already knows.

DimensionReasoningScore

Conciseness

The body is largely efficient and code-forward, but it pads around: Step 4 is a rotation procedure emitted via console.log strings rather than instructions, and explanatory comments repeat concepts Claude already knows.

2 / 3

Actionability

Most steps provide complete, executable TypeScript with real imports, exact API calls (suppress/destroy, createHmac, timingSafeEqual), and a copy-paste-ready Express webhook setup.

3 / 3

Workflow Clarity

Steps are sequenced and a checklist plus error-handling table exist, but the destructive/batch GDPR deletion path and key-rotation path lack explicit validate-then-retry feedback loops, so checkpoints are implicit.

2 / 3

Progressive Disclosure

The body is a monolithic wall of code with no references to the available references/ bundle files (implementation-guide.md, implementation.md); the overview never points to them, so the SKILL.md is not acting as a lean overview.

1 / 3

Total

8

/

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.

The description is specific, third-person, and pairs concrete capabilities with explicit natural-language triggers, satisfying what/when clearly. It is concise and well-scoped to a distinct niche.

DimensionReasoningScore

Specificity

It names multiple concrete actions ('secure credential storage, PII handling, webhook signature verification, ... GDPR/CCPA compliance'), matching the multiple-specific-actions anchor.

3 / 3

Completeness

It states what the skill does and provides an explicit 'Use when...' clause with concrete triggers, answering both what and when.

3 / 3

Trigger Term Quality

Trigger phrases like 'customer.io security', 'customer.io pii', 'secure customer.io', 'customer.io gdpr', 'customer.io webhook verify' are natural terms a user would say, with good coverage.

3 / 3

Distinctiveness Conflict Risk

The 'customer.io' prefix plus specific security triggers carve a clear niche unlikely to conflict with other skills.

3 / 3

Total

12

/

12

Passed

Validation

81%

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

Validation13 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

allowed_tools_field

'allowed-tools' contains unusual tool name(s)

Warning

frontmatter_unknown_keys

Unknown frontmatter key(s) found; consider removing or moving to metadata

Warning

referenced_paths_exist

Referenced path issues: 1 missing

Warning

Total

13

/

16

Passed

Repository
jeremylongshore/claude-code-plugins-plus-skills
Reviewed

Table of Contents

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