Application Penetration Testing Services

Discover critical vulnerabilities across your web, mobile, and desktop applications. CREST-certified testing tailored to real-world threats and compliance.

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The Evolving Threat Landscape

Why Application Security Matters

Applications are at the core of your business, and so are their risks. From web and mobile apps to APIs, operating system builds, thick clients, and back-end databases, attackers target vulnerabilities across the entire stack. A strong application security strategy identifies and mitigates threats before they can be exploited, protecting your data, reputation, and compliance posture. Our testing approach is guided by globally recognised standards and proven expertise, backed by industry-leading certifications.

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Benefits of Application Penetration Testing

Regular security testing of your applications helps prevent costly breaches, ensures regulatory compliance, and safeguards critical data across web apps, APIs, mobile platforms, thick clients, operating systems, and databases. Our manual-first approach, guided by recognised standards, delivers actionable insights to reduce risk and improve resilience.

Guided by Leading Cybersecurity Standards:

Aligned with CREST, OWASP Top 10, MITRE ATT&CK, PCI DSS, HIPAA, NIST 800-53, CIS Benchmarks, and other globally recognised standards including DORA, TIBER-EU, and NCSC guidance.

Reduce Exposure to Real-World Threats
Uncover vulnerabilities across your applications before attackers do, using realistic threat scenarios and manual testing techniques.
Verify the Effectiveness of Security Controls
Assess how well your current security controls and defences perform when put to the test by experienced penetration testers.
Improve Process & Policy Resilience
Identify gaps in internal processes and security policies to strengthen operational readiness and incident response capabilities.
Achieve & Maintain Regulatory Compliance
Stay aligned with industry frameworks and regulatory requirements such as PCI-DSS, HIPAA, NIS2, and DORA through structured testing.
Strengthen Overall Cyber Defence
Enhance your organisation’s security maturity by proactively identifying and addressing weaknesses across your application landscape.
Build Stakeholder Trust with Independent Testing
Demonstrate a clear commitment to security through third-party assessments, helping to earn trust from clients, partners, and regulators.

Tailored Penetration Testing Strategies Based on Risk and Access Levels

Choose the testing approach that aligns with your security objectives—ranging from full simulation of external threats to in-depth collaborative assessments. Each method provides unique insights into your application’s resilience and security posture.

Black Box Testing
A real-world attack simulation with no prior knowledge of the internal systems. Ideal for assessing how external attackers might exploit exposed surfaces.
Grey Box Testing
Combines limited internal knowledge with external attacker perspective. Helps identify vulnerabilities while reflecting more realistic threat scenarios.
White Box Testing
White box testing emulates a trusted insider with full access, enabling deep analysis of source code, architecture, and security mechanisms.

What We Test & How We Approach It

From web apps and APIs to operating system builds and third-party integrations, we cover the full application stack. Our assessments follow a methodical, risk-based approach, aligned with globally recognised standards, to uncover both technical and process-level weaknesses before adversaries do.

We simulate real-world attacks to uncover vulnerabilities in public and internal web applications and APIs, including authentication issues, injection flaws, misconfigurations, and logic errors — all mapped to the OWASP Top 10 and beyond.

Our mobile assessments cover Android and iOS platforms, inspecting both client-side and API communications. We test for insecure storage, broken authentication, reverse engineering risks, and poor session handling.

We review desktop-based and client-server applications to identify memory manipulation issues, insecure protocols, local privilege escalations, and data handling weaknesses — using both static and dynamic techniques.

Our database assessments focus on misconfigurations, excessive privileges, injection flaws, encryption weaknesses, and other vectors that could lead to data compromise or unauthorised access.

We assess risks introduced through third-party modules, libraries, SDKs, and plugins. This includes supply chain issues, trust boundaries, and poor API hygiene that could be exploited by adversaries.

We evaluate hardened builds of Windows, Linux, and other operating systems for deviations from best practices, insecure services, misconfigured permissions, unnecessary features, and privilege escalation paths.

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Security Expertise You Can Count On

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