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WorkNest Secure

Penetration Testing

Identify and fix vulnerabilities faster and more effectively with penetration testing tailored to your needs.  

We cover a vast array of endpoint categories, including App, Network, Cloud, Web, and API, meaning whatever your digital infrastructure design is, we will be able to design a penetration testing service to match it. 

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Why WorkNest Secure for penetration testing?

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CHECK & CREST Certified

Have your testing conducted by qualified professionals to ensure the highest possible standards.

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Expertise & Efficiency

We utilise human expertise for in-depth analysis and efficient automation for ongoing scanning.

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GuardNest Platform

Simplifies vulnerability management with real-time reporting, remediation tracking, and expert advice.

Our penetration testing services

 

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CHECK Penetration Testing

Delivered by CHECK-certified consultants, ensuring compliance with NCSC and CREST standards.  

Includes infrastructure, web application, and IT Health Check assessments, combining rigorous technical testing with regulatory assurance for high-security environments. 

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Application Security

Identifies vulnerabilities in web, mobile, desktop, and API-based applications through real-world attack simulations, static analysis, and targeted code reviews.  

Covers common and complex threats, from insecure authentication and data exposure to unsafe input handling, across diverse systems.  

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Network Infrastructure & Architecture Security

Uncovers vulnerabilities, misconfigurations, and privilege gaps across your network infrastructure and architecture.  

From Active Directory to firewalls, VPNs, and Wi-Fi, our real-world attack simulations deliver clear risk ratings and actionable steps to strengthen your security.  

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Cloud and Container Security Services

Identifies and supports remediation of vulnerabilities and misconfigurations across AWS, Azure, Google Cloud, and containerised environments, including Docker and Kubernetes.  

Reviews configurations in Google Workspace and Microsoft 365 to ensure alignment with security best practices. 

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PSN IT Health Check (ITHC)

Ensure PSN compliance with comprehensive IT health checks.  

Identifies vulnerabilities, streamlines audits, and delivers actionable guidance strengthening security across internal and external systems to protect public data and maintain robust assurance. 

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Social Engineering

Simulates real-world social engineering attacks to uncover human and physical security gaps. 

Testing includes OSINT, phishing, vishing, and black team operations, delivering actionable insights to strengthen organisational resilience against manipulation and intrusion. 

Benefits of penetration testing

50% of businesses and 32% of charities experienced a cyber security breach or attack in 2024

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    Penetration testing can identify complex and chained vulnerabilities that automated scanning can miss.

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    Gain insight into what areas of your system are vulnerable so that you can make informed decisions about where to invest.

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    Helps ensure compliance with standards like PCI-DSS and adhere to frameworks such as HIPAA, SOC 2, ISO 27001, and GDPR.

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    When you build, maintain or work within a system daily, internal bias can mask flaws, making it harder to detect vulnerabilities.

Methodology

We ensure testing has both depth and breadth by aligning with recognised methodologies such as CREST, OSSTMM, OWASP, and NIST. 

We have a seven-step method. 

We listen to your needs and develop a tailored project strategy, producing a scope that meets your unique requirements.  

We assess your target systems and design a testing approach based on: where your organisation is most vulnerable, the most effective and efficient attack techniques, and how to conduct the test while ensuring your organisation remains protected. 

We scan and enumerate the defined targets to identify existing vulnerabilities. This includes listening for open ports, identifying running services, and developing an attack plan based on the scan results. 

Our consultants assess how deeply they can access your systems using leading industry techniques, custom-built tools, and their first-hand experience. 

If a consultant successfully exploits a vulnerability, they assess its severity. This involves determining which assets and networks can be accessed and how much information can be gathered. Your vulnerabilities are then ranked from low to critical in GuardNest.  

Findings are published in a report on GuardNest, organised by category and type, with remediation advice for each exploit and vulnerability. On request, we also arrange debrief calls, to review identified weaknesses in detail and discuss remediation. 

Your GuardNest license includes continuous external infrastructure scanning to minimise risk between tests. We also offer a remediation check service, and every engagement includes a full consultative approach, ensuring we continue to support you even after the project is complete. 

Customer Stories

Proud to support over 40,000 UK Employers

Our clients range from small businesses with fewer than 50 staff at a single location, through to large household names employing thousands of people at multiple sites across the UK. Whatever your size or sector, we have solutions to suit your needs.

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We are delighted with the service and support from WorkNest. Professional and timely responses with concise and informative guidance to help us make employee decisions in the best interests of the business. Having them on board gives us the confidence to navigate the employment and HR challenges we need to overcome.
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SLT Leisure
We've got solutions for teams of any size
Whether you’re a small business or a large organisation, WorkNest’s tailored Cyber Secuirty services are designed to fit your team’s unique needs. Our expert support scales with your business, ensuring you get the right advice and support.
Ready to start pen testing?
Wherever you're unsure if you need penetration testing, or if you know exactly what you need and are ready to get started, we're here to help.
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FAQs

A penetration test (or pen test) is a controlled, simulated cyberattack on your IT systems, designed to uncover security vulnerabilities before malicious actors can exploit them. 

It mimics real-world tactics to assess how well your defences hold up across various environments, including networks, servers, web and mobile applications, and cloud infrastructure. The scope and techniques used vary depending on what’s being tested. 

It is a requirement for many standards such as PCI DSS, ISO, SOC 2, HIPAA, FTC and more. 

Vulnerability scanning, sometimes called automated penetration testing, uses software to methodically scan for known vulnerabilities. Penetration testing uses in-depth analysis and human ingenuity to uncover flaws that scanning alone can’t find. 

Automated testing supports defences like regular patching, while penetration tests provide detailed reports and expert remediation advice. Pen testing companies often use both to protect your business from cyber threats.

CREST certified penetration testing ensures qualified professionals use recognised methodologies. 

CREST is an international accreditation body certifying cyber security professionals and organisations. It ensures rigorous technical and ethical standards, supports compliance, and guarantees high-quality, repeatable testing. 

We offer a variety of penetration tests, either as one-offs to spot check your security or on a recurring basis as part of an ongoing strategy.  

The type of test depends on your security objectives, technology systems and compliance needs, and often a combination of tests is needed to meet an organisation's goals.  

We can work with you to understand your goals and which tests will help you achieve them. 

Penetration testing should be conducted at least once a year, with additional tests after significant infrastructure changes or upgrades. This schedule is supported by best practices, compliance standards and security professionals, and is mandated by standards like PCI DSS. 

WorkNest Secure's penetration testing is designed to ensure minimal disruption to business operations. Testing can also be performed against a non-production replica of your live environment, such as a UAT or QA environment. A common specification is 'no denial of service (DoS)', meaning tests have a negligible impact on day-to-day operations. 

The duration depends on scope, including whether it is internal or external, network size and complexity, and how much information is disclosed upfront.  

With our GuardNest platform powering intelligent reporting, more time is dedicated to testing and less to writing reports, resulting in clearer outcomes and more cost-effective testing. 

Penetration testing projects vary in length and complexity depending on factors like the apps and infrastructure being tested, the test’s aims, and its parameters. As a leading UK provider, we take time to understand your objectives to scope a best-fit test that delivers value for money. Our dedicated scoping experts help ensure the best outcome for your penetration test. 

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Penetration Testing