Service Overview
Our penetration testing service proactively simulates real-world cyberattacks to uncover vulnerabilities in your systems, networks, and applications. Leveraging advanced tools and expert-driven methodologies, we identify security weaknesses, deliver comprehensive reports, and provide actionable recommendations to fortify your defenses against potential threats.
The Cybersecurity Challenge
Many organizations struggle with undetected vulnerabilities that expose them to devastating data breaches and system compromises. Our penetration testing service addresses this critical issue by revealing hidden risks and offering tailored solutions to enhance your security posture, ensuring protection against evolving cyber threats.
Discover Our Comprehensive Solutions
Key aspects of our assessment services summarised.

In-Depth Vulnerability Assessment
Identify security gaps across applications, networks, APIs, cloud, and infrastructure using manual and automated testing.
Realistic Attack Simulation
Mimic real-world hacker techniques to uncover hidden weaknesses and test system resilience.
Risk-Based Prioritization
Classify vulnerabilities by severity and business impact, enabling effective remediation planning.
Detailed Reporting & Actionable Insight
Get a comprehensive report with exploited flaws, risk analysis, and clear remediation guidance.
Compliance & Continuous Security
Ensure alignment with security standards like ISO 27001, PCI-DSS, and GDPR while strengthening overall defense.
Our Penetration Testing Process
Gain confidence through our expert penetration testing, designed to reveal and resolve security gaps before threats emerge.
Comprehensive Vulnerability Analysis
Identify hidden risks with in-depth assessments that prioritize your business’s unique security needs, ensuring robust protection.
Real-World Attack Simulations
Experience hands-on testing that mimics actual cyber threats, helping you strengthen defenses and improve response strategies.
Actionable Reporting and Recommendations
Receive detailed, easy-to-understand reports that empower you to make informed decisions and enhance your cybersecurity posture.
Actionable Reporting and Recommendations
Receive detailed, easy-to-understand reports that empower you to make informed decisions and enhance your cybersecurity posture.
Actionable Reporting and Recommendations
Receive detailed, easy-to-understand reports that empower you to make informed decisions and enhance your cybersecurity posture.
Why Big3 Infosec
Secure Your Systems with Confidence Today
Discover how our Vulnerability Assessment services can protect your business from security threats.
- Expert-Led Testing – Certified professionals using advanced tools and real-world attack techniques.
- Actionable Insights – Clear, easy-to-understand reports with practical remediation steps.
- Retesting Included – We ensure vulnerabilities are fixed and security is improved.
- Compliance-Ready – Testing aligned with OWASP, NIST, ISO 27001, PCI-DSS, and GDPR.
- End-to-End Support – From finding vulnerabilities to helping you secure your systems.

Michael Lee
Chief Security Officer
Their penetration testing revealed critical vulnerabilities, helping us strengthen our defenses effectively.