api-security-testing
API Security Testing Workflow
Overview
Specialized workflow for testing REST and GraphQL API security including authentication, authorization, rate limiting, input validation, and API-specific vulnerabilities.
When to Use This Workflow
Use this workflow when:
- Testing REST API security
- Assessing GraphQL endpoints
- Validating API authentication
- Testing API rate limiting
- Bug bounty API testing
Workflow Phases
Phase 1: API Discovery
#### Skills to Invoke
api-fuzzing-bug-bounty- API fuzzing
scanning-tools- API scanning
#### Actions
1. Enumerate endpoints
2. Document API methods
3. Identify parameters
4. Map data flows
5. Review documentation
#### Copy-Paste Prompts
Use @api-fuzzing-bug-bounty to discover API endpointsPhase 2: Authentication Testing
#### Skills to Invoke
broken-authentication- Auth testing
api-security-best-practices- API auth
#### Actions
1. Test API key validation
2. Test JWT tokens
3. Test OAuth2 flows
4. Test token expiration
5. Test refresh tokens
#### Copy-Paste Prompts
Use @broken-authentication to test API authenticationPhase 3: Authorization Testing
#### Skills to Invoke
idor-testing- IDOR testing
#### Actions
1. Test object-level authorization
2. Test function-level authorization
3. Test role-based access
4. Test privilege escalation
5. Test multi-tenant isolation
#### Copy-Paste Prompts
Use @idor-testing to test API authorizationPhase 4: Input Validation
#### Skills to Invoke
api-fuzzing-bug-bounty- API fuzzing
sql-injection-testing- Injection testing
#### Actions
1. Test parameter validation
2. Test SQL injection
3. Test NoSQL injection
4. Test command injection
5. Test XXE injection
#### Copy-Paste Prompts
Use @api-fuzzing-bug-bounty to fuzz API parametersPhase 5: Rate Limiting
#### Skills to Invoke
api-security-best-practices- Rate limiting
#### Actions
1. Test rate limit headers
2. Test brute force protection
3. Test resource exhaustion
4. Test bypass techniques
5. Document limitations
#### Copy-Paste Prompts
Use @api-security-best-practices to test rate limitingPhase 6: GraphQL Testing
#### Skills to Invoke
api-fuzzing-bug-bounty- GraphQL fuzzing
#### Actions
1. Test introspection
2. Test query depth
3. Test query complexity
4. Test batch queries
5. Test field suggestions
#### Copy-Paste Prompts
Use @api-fuzzing-bug-bounty to test GraphQL securityPhase 7: Error Handling
#### Skills to Invoke
api-security-best-practices- Error handling
#### Actions
1. Test error messages
2. Check information disclosure
3. Test stack traces
4. Verify logging
5. Document findings
#### Copy-Paste Prompts
Use @api-security-best-practices to audit API error handlingAPI Security Checklist
- [ ] Authentication working
- [ ] Authorization enforced
- [ ] Input validated
- [ ] Rate limiting active
- [ ] Errors sanitized
- [ ] Logging enabled
- [ ] CORS configured
- [ ] HTTPS enforced
Quality Gates
- [ ] All endpoints tested
- [ ] Vulnerabilities documented
- [ ] Remediation provided
- [ ] Report generated
Related Workflow Bundles
security-audit- Security auditing
web-security-testing- Web security
api-development- API development
Limitations
- Use this skill only when the task clearly matches the scope described above.
- Do not treat the output as a substitute for environment-specific validation, testing, or expert review.
- Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are missing.