Omni Cyber · Service

API Testing

APIs move fast. Attackers move faster.

Omni Cyber tests APIs for authorisation issues, token handling weaknesses, excessive data exposure, injection risks, rate limiting problems, and business logic flaws that are commonly missed in standard assessments.

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OSOSCP Certified
UKUK-Based Team
2424hr Report Delivery
ISOISO 27001 Aligned
API Traffic Flow

Requests, tokens, and data exposure under test.

API endpoints are treated as moving data flows, with checks for authorisation, rate limits, token handling, and excessive responses.

Client
Gateway
API
Data
200 OK / authz verified / rate limited
01
BOLA/IDOR
02
Token handling
03
Rate limits
04
Data leakage
Live Signals
48
Endpoints
Strict
Auth
Tested
Abuse
Focus Areas
1BOLA/IDOR
2Token handling
3Rate limits
4Data leakage
Who Is This For

Built for businesses like yours.

Businesses that want to understand and reduce cyber security risk.
Teams that need clear reporting for technical and non-technical stakeholders.
Organisations preparing for customer, insurer, supplier, or compliance reviews.
Companies that want practical remediation guidance, not only generic scan results.
Coverage

What we cover.

REST and GraphQL endpoints
BOLA and IDOR issues
Token and session handling
Rate limiting and abuse cases
Sensitive data in API responses
Mass assignment and parameter tampering
Process

Clear process, practical evidence, useful reporting.

Every service is designed to help organisations understand risk, take action, and improve security posture.

01

Scope business objectives, systems, access, timelines, and reporting expectations.

02

Review the relevant technical environment, workflows, and security controls.

03

Identify weaknesses, misconfigurations, and practical risk scenarios.

04

Validate findings to reduce false positives and focus on real impact.

05

Provide clear reporting with evidence, business impact, and remediation guidance.

Business Value

More than a technical checklist.

Reports are designed for both leadership and technical teams, providing clarity and a practical path forward.

Reduce exposure before attackers find weaknesses.
Give leadership a clear view of business risk.
Help technical teams fix issues faster.
Support compliance, insurance, and customer assurance needs.
Improve long-term security posture with practical next steps.
Report

What you receive.

Every engagement includes structured deliverables designed for both your security team and business leadership.

API attack scenarios
Endpoint-level findings
Request and response evidence
Remediation guidance
Retest validation
Awards and Accreditations

Built around recognised cyber security standards and practical expertise.

Omni Cyber highlights industry-recognised certifications and assurance standards, including OSCP, The Cyber Scheme, CREST, Cyber Essentials, and Cyber Essentials Plus.

OSCP

OSCP Practical Testing

The OSCP certification is respected for its rigorous, hands-on examination process and real-world penetration testing focus.

The Cyber Scheme

The Cyber Scheme Certified Testers

The Cyber Scheme is a UK competency assessment provider associated with high standards for technical cyber security capability.

CREST

CREST Security Testing

CREST represents technical competence, professional integrity, and quality within the cyber security testing industry.

Cyber Essentials Certified

Cyber Essentials Certified

Cyber Essentials demonstrates commitment to strong baseline controls that protect against common cyber threats.

Cyber Essentials Plus

Cyber Essentials Plus

Cyber Essentials Plus includes independent hands-on technical validation of security controls for stronger assurance.

Get Started

Need API Testing?

Speak to Omni Cyber to discuss your requirements, scope, and timeline. We respond within one business day.