Identify real-world security weaknesses before attackers do
Penetration testing gives your business a clear view of how an attacker could exploit weaknesses across your environment. ParagonIT delivers practical, risk-focused penetration testing services that help organisations uncover vulnerabilities, validate security controls, and prioritise remediation with confidence — simulating realistic attack techniques to test your systems the way a real adversary would.
What our penetration testing assesses
ParagonIT delivers controlled, risk-based penetration testing across infrastructure, cloud, Microsoft 365, web applications and hybrid environments — with clear remediation guidance and retesting support.
Internet-facing infrastructure & public attack surface
Internal servers and user network environments
Microsoft 365 and cloud workloads
Firewalls, VPNs and remote access services
Web applications, portals and custom software
Identity and access controls
Network segmentation and lateral movement paths
Authentication and privilege escalation boundaries
Patch and configuration weakness identification
Security control effectiveness validation
Wireless and guest network security
Remediation retesting and validation
What is penetration testing?
Penetration testing is a controlled security assessment designed to identify and exploit vulnerabilities in a safe, authorised manner. Unlike standard vulnerability scans, penetration testing combines technical analysis, manual validation and attack simulation to determine which weaknesses are genuinely exploitable.
This helps your organisation understand not only where vulnerabilities exist, but how serious they are, what systems may be impacted and what actions should be taken first.
At ParagonIT, our approach goes beyond automated scanning. We simulate realistic attack techniques — the result is a clear understanding of your exposure, the business impact of identified risks and a practical roadmap to strengthen your security posture.
Penetration testing services we deliver
From external attack surface assessments to internal environment testing and cloud security reviews — we tailor every engagement to your environment and risk profile.
External Penetration Testing
Assess internet-facing systems including firewalls, VPNs, web portals, remote access solutions, cloud services and public infrastructure to identify weaknesses that could be targeted from outside your organisation.
Internal Penetration Testing
Test your internal environment to understand how far an attacker could move if they gained access through a compromised device, credential theft, phishing attack or malicious insider activity.
Web Application Testing
Identify security flaws in websites, portals and custom applications — including authentication weaknesses, insecure configurations, privilege escalation issues and common application-layer vulnerabilities.
Microsoft 365 & Cloud Testing
Review the security of Microsoft 365, Entra ID, cloud workloads, permissions, conditional access, exposed services and misconfigurations that may increase cyber risk in your tenancy.
Wireless Security Testing
Evaluate the security of corporate wireless networks, guest networks and remote site wireless infrastructure to identify weaknesses in authentication, segmentation and access controls.
Hybrid Infrastructure Testing
Assess environments spanning on-premises infrastructure, cloud platforms, branch offices, remote users and integrated business systems to identify gaps across the full attack surface.
Our penetration testing process
Every engagement follows a structured methodology designed to deliver reliable, actionable results with minimal disruption to your business operations.
Scoping and Planning
We define the test scope, target systems, objectives, exclusions and engagement rules to ensure the assessment is aligned to your environment and business needs.
Reconnaissance and Discovery
We gather technical information about the target environment, identify exposed assets and map possible attack paths before active testing begins.
Testing and Exploitation
We perform controlled testing to validate vulnerabilities, attempt exploitation where authorised and assess the extent of potential compromise.
Risk Analysis
We evaluate the real-world impact of identified weaknesses — including potential access gained, lateral movement opportunities and business implications.
Reporting and Recommendations
You receive a detailed report with executive summary, technical findings, risk ratings, evidence and prioritised remediation actions for both leadership and IT teams.
Remediation Support and Retesting
Where required, we work with your team to validate fixes and retest critical issues after remediation — confirming that vulnerabilities have been successfully addressed.
The benefits of penetration testing
Find Weaknesses First
Identify exploitable vulnerabilities before attackers do — replacing assumed security with validated, evidence-based confidence.
Validate Security Controls
Confirm that existing security investments — from firewalls to endpoint detection — are performing as expected in realistic attack scenarios.
Reduce Breach Risk
Reduce the risk of breach, downtime and data loss by addressing high-priority vulnerabilities before they can be exploited by real attackers.
Support Compliance & Governance
Provide evidence of security assessment and risk validation to support compliance, governance, audit requirements and cyber insurance obligations.
Prioritise Remediation
Focus security investment where it matters most — prioritised remediation based on real business impact, not theoretical severity scores.
Build Leadership Confidence
Give executives and boards evidence-based visibility over your security posture — moving from uncertainty to clear, documented understanding.
Why businesses choose ParagonIT for penetration testing
Realistic, risk-based assessments
We focus on real business risk, not just technical findings. Our testing is designed to show what an attacker could realistically achieve and where your highest-priority remediation efforts should be directed.
Clear reporting for all stakeholders
Our reports are structured to support both leadership and IT teams — with executive summaries, technical findings, business impact explanations and prioritised remediation guidance.
Tailored testing scope
Every environment is different. We work with you to define the right scope, objectives, testing windows and rules of engagement to align with your business operations and risk tolerance.
Practical remediation guidance
We do not stop at identifying problems. We help your team understand the best path to remediate vulnerabilities, improve controls and reduce exposure — with retesting available after remediation.
When penetration testing is most valuable
Penetration testing delivers the greatest value when:
Penetration testing questions, answered directly.
Straightforward answers to what organisations most commonly ask before starting a penetration testing engagement.
What is the difference between vulnerability scanning and penetration testing?
Vulnerability scanning uses automated tools to identify known weaknesses, while penetration testing includes manual validation and controlled exploitation to determine which vulnerabilities are genuinely exploitable and what impact they may have on your business. Penetration testing provides a far more accurate and actionable view of real risk.
How often should penetration testing be performed?
Most organisations should perform penetration testing at least annually, or after significant infrastructure, cloud, network or application changes. Higher-risk environments or those with active compliance obligations may require more frequent testing cycles.
Will penetration testing disrupt our business operations?
Penetration testing is carefully planned to minimise risk and disruption. All testing is conducted within agreed rules of engagement and can be scheduled during suitable maintenance or low-impact windows where required. We will always discuss any potentially disruptive testing steps before proceeding.
Do you only test external systems?
No. ParagonIT can perform external, internal, web application, Microsoft 365 and cloud, wireless and hybrid environment penetration testing depending on your requirements and agreed scope. Most organisations benefit from a combination of testing types.
Can penetration testing help with compliance?
Yes. Penetration testing can support a range of governance, audit and compliance objectives by providing evidence of security assessment and risk validation. This is particularly relevant for Essential Eight, cyber insurance, government tender requirements and customer due diligence.
Do we get a detailed report after the test?
Yes. You receive a clear report with an executive summary, detailed technical findings, risk ratings, evidence and prioritised remediation recommendations. Reports are structured to be useful for both leadership teams and technical staff.
Can you retest after we remediate?
Yes. We can perform retesting to confirm that critical vulnerabilities have been successfully remediated, providing additional assurance that your remediation efforts have been effective.
Is penetration testing suitable for small and mid-sized businesses?
Absolutely. Penetration testing is valuable for organisations of all sizes — especially businesses that rely on cloud platforms, remote access, Microsoft 365, web applications or customer data. We tailor scope and engagement approach to be appropriate for your environment and budget.
Understand your real cyber risk with validated penetration testing
Cyber threats continue to evolve, and many successful attacks exploit overlooked vulnerabilities. Move from assumed security to validated security with a practical, business-focused penetration testing engagement from ParagonIT.
Book a Penetration Testing Consult“Regular penetration testing is one of the most effective ways to move from assumed security to validated security — helping your organisation understand real exposure before attackers find it first.”