api-backend-services
Enables the design and hardening of APIs, focusing on validation, business logic, and integration contracts for robust backend services.
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The api-backend-services skill was audited on Jun 15, 2026 and we found 5 security issues across 1 threat category. Review the findings below before installing.
Categories Tested
Security Issues
medium line 8
Webhook reference - potential data exfiltration
SourceSKILL.md
| 8 | description: "Use this capability for REST, GraphQL, gRPC, webhooks, background jobs, service-layer design, middleware, validation, idempotency, pagination, API versioning, error handling, and backend |
medium line 16
Webhook reference - potential data exfiltration
SourceSKILL.md
| 16 | - webhook |
medium line 53
Webhook reference - potential data exfiltration
SourceSKILL.md
| 53 | Use this capability for REST, GraphQL, gRPC, webhooks, background jobs, service-layer design, middleware, validation, idempotency, pagination, API versioning, error handling, and backend business rule |
medium line 67
Webhook reference - potential data exfiltration
SourceSKILL.md
| 67 | 4. Design external integrations with retries, timeouts, idempotency keys, webhook signatures, replay protection, and dead-letter handling. |
medium line 102
Webhook reference - potential data exfiltration
SourceSKILL.md
| 102 | **Expected handling:** Return resource model, schemas, status codes, authz, idempotency, webhooks, tests, and operational signals. |
Scanned on Jun 15, 2026
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Categorydevelopment
UpdatedJune 15, 2026
frontenddesigndocxapidatabasetestingbackendbackend-developerdevops-sredata-engineerproduct-managertechnical-pmdevelopmentproduct
KyaniteLabs/checkyourself