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Service • API Security Testing

API Security Testing

Security testing for REST/GraphQL and modern APIs focusing on authorisation, data exposure, rate limiting and abuse paths mapped to OWASP API risks.

OWASP API Security Top 10

What’s included

Broken object level authorisation and access control checks
Auth and token/session handling review
Mass assignment and property-level authorisation
Rate limiting and abuse prevention controls
Sensitive data exposure, error handling and logging posture

Approach

Review API inventory, auth model and trust boundaries
Test high-risk endpoints and data flows
Validate access control with negative/abuse cases
Recommend gateway, logging and monitoring controls

Deliverables

API risk report mapped to OWASP categories
Evidence + recommended fixes
Hardening checklist for gateways/auth/logging

Who it’s for

Mobile backends and partner APIs
B2B integrations and finance/PII APIs
Microservices environments

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