Keep Your Business Cyber Secure

IT Security Audits and Assessments for Businesses

Have Netcentrix experts examine your security status and get a true picture of how secure your business really is.

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Catch Threats Early with IT Security Audits

Catch threats early with cyber security audit and vulnerability assessment services.

A cyber security audit gives you an independent, expert view of how exposed your business really is, examining your IT estate, security controls, configurations, and policies to identify vulnerabilities before they’re exploited. Whether you need a broad IT security audit across your entire infrastructure, a focused vulnerability assessment of specific systems, or support preparing for Cyber Essentials or ISO 27001 certification, our in-house security specialists deliver rigorous, fixed-fee assessments with clear, actionable findings.

If your business uses Microsoft 365, our Microsoft Secure Score management service gives you a continuous, quantified view of your security posture, going beyond a point-in-time audit to track your exposure over time.

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What is a Cyber Security Audit?

A cyber security audit is a structured, independent examination of your IT estate (covering your network, endpoints, access controls, cloud environments, and security policies) designed to identify vulnerabilities and gaps in your defences before they can be exploited. Unlike a reactive response to an incident, an audit gives you a proactive, evidence-based picture of your current security posture and what needs to change to improve it.

The output is a detailed report presenting findings in plain language, prioritised by risk level, with clear recommendations for remediation. At Netcentrix, every audit is carried out by our own in-house security specialists and is wholly independent; recommendations are based on established industry standards, not on any specific vendor or product.

Network security with Microsoft Azure

What is a Vulnerability Assessment?

A vulnerability assessment is a technical examination of your systems, networks, and applications to identify known weaknesses – misconfigurations, unpatched software, exposed services, and other exploitable gaps – before an attacker finds them first. Where a general IT security audit takes a broader view of your security posture, policies, and controls, a vulnerability assessment goes deeper into the technical layer: systematically scanning your environment against known threat databases and configuration benchmarks to produce a detailed register of what’s exposed and how severely.

The output is a prioritised list of vulnerabilities ranked by severity, giving your IT team or security partner a clear remediation roadmap rather than a generic set of recommendations. For businesses that have never had a formal assessment, it’s often the first time they get an accurate picture of what their infrastructure actually looks like from the outside.

IT Security Audits for Businesses

Cyber Essentials Audit & Certification Support

Cyber Essentials is the UK government-backed certification scheme designed to protect businesses against the most common cyber threats. Achieving certification demonstrates that your organisation has the five core security controls in place (boundary firewalls, secure configuration, access controls, malware protection, and patch management) and is increasingly required as a condition of UK public sector contracts and supply chain relationships.

Netcentrix’s security audit service supports businesses preparing for Cyber Essentials certification, assessing your current controls against the scheme’s requirements and identifying what needs to be addressed before you go through the formal certification process. Rather than going into your certification assessment blind, you get a clear picture of where you stand and what to fix first.

N-Force - Managed Cyber Security

An audit tells you where the gaps are. N-Force closes them and makes sure they stay closed. Netcentrix’s dedicated suite of cyber security tools, trust N-Force to keep your business safe 24/7, 365.

N-Force ITDR - Identity Threat Detection & Response

Your Microsoft 365 environment will be one of the most targeted areas of your business. N-Force ITDR keeps a continuous watch over your accounts, credentials and configurations – catching threats that standard security tools often overlook.

Spots account takeovers, suspicious sign-ins and unusual access behaviour before any damage is caused.

Removes malicious app permissions and inbox tampering that your audits would flag as “high-risk”.

Protects the identity layer that sits outside the reach of endpoint and network tools.

Connects directly into N-Force EDR and SIEM for a single, streamlined security picture.

Cyber security

N-Force SIEM - Security Information & Event Management

While the audit gives you a snapshot of your security situation, SIEM gives you the full, ongoing picture. N-Force SIEM continuously collects and analyses data from across your environment, turning raw activity into clear intelligence you can confidently act on.

Pulls together signals from your entire infrastructure, so nothing falls through the cracks.

Cuts through the excess to show the events that actually need attention

Offers the audit trail reporting you need for Cyber Essentials, ISO 27001 and insurance compliance.

Fully managed by our secure operations team – no internal resource required

Not sure which services are right to go alongside your audit? Speak to a N-Force specialist, and we’ll point you in the right direction.

What is perimeter security?

Secure Your Business Effectively with Our Experts

Our knowledgeable security specialists possess years of industry experience in providing secure managed IT and take the time to really understand your business, solutions and goals before undertaking any cyber security audit or assessment.

Once we have assessed your current cyber security measures and solutions, we will then work with you to fix any issues you may have and ensure your business’ cyber security is robust enough to fend off unwanted threats.

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Key Features

Easy-to-understand, comprehensive audits for one, fixed fee.

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Fixed-Fee Audit

For a standalone, fixed fee, Netcentrix IT experts will examine your IT infrastructure and practice as part of either a site visit or remote audit.

Cost effective business data security

Findings Presented Face-to-Face

As well as providing your report in the form of a physical document, we will also discuss our findings with you in person.

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Simple Traffic Light System Used

All findings and recommendations are presented using an easy-to-understand traffic light system.

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Full Recommendations Provided

On request, Netcentrix will work with you to create a set of actions that are within your budget to help boost your overall security.

LED Leisure case study

"As a business we saved in the region of £100,000 per year" – LED Leisure

Since seamlessly moving to the cloud, LED Leisure have managed to save in the region of £100,000 on costs and now have a flexible set-up where they can open pop-up sites with ease. Check out the video to see how this was achieved.

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Business Benefits

Cost-effective and comprehensive security audits and assessments.

Cyber Security Services

Stand-Alone Fixed Cost

Your security audit will be delivered for a fixed fee and will not interfere with your operations in any way.

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Vendor Agnostic

Recommendations in your report will be wholly independent and based exclusively on established industry standards.

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Flexible Scope

Our experts can look at your entire infrastructure or focus on a specific area (for example remote access or Cloud services).

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Broad Knowledge Base

As a leading technology provider, Netcentrix has access to skilled engineers who cover all things IT infrastructure from Cloud solutions to Microsoft services and more.

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Easy to Understand

Our reports are designed so you can develop a quick understanding of your security status and take appropriate actions sooner.

Our Customers

Supporting customers with their technology needs for almost 30 years.

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Mars Capital
Pro FM
Arrow
Nightingale
Swayne Johnson
Trust4lawyers
Childrens Hospice
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“I would absolutely recommend working with Netcentrix, as they take the time to understand your business. The level of expertise shown by the team is great…”

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Andrew Wilson

Charis

“Netcentrix have come through every time for me, in terms of quality of product, price of product and the delivery of that product.”

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Matthew Brown

LED Leisure

“The Netcentrix team is very professional, they work out what the business needs and come up with the right solution at the best price. That’s why I go back to them; I trust their judgement.”

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Mike Smith

Castle Spring Group

“Netcentrix have provided us with outstanding support for the last 12 months. We have used other companies in the past and Netcentrix clearly understand our requirements more than others we have used.”

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Daniel Frear

Alfa Travel

“Netcentrix quickly responded to my call for help. They contacted me promptly and resolved the issue in a supportive way.”

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Melanie Paul

Let Me Play Limited

“Netcentrix provided exceptional IT consultancy services! Their knowledgeable team quickly addressed our needs with tailored solutions, ensuring our systems ran smoothly. Highly professional and responsive—highly recommend!”

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Karim

Roxor Group

Want to know how you can secure your business further?

Whether you’re looking to get the ball rolling with a security audit from Netcentrix or you’re in need of advice on what is the best option for you, our team is here to help.

Fill in our contact form or get in touch with one of our security specialists.

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    Frequently Asked Questions

    Still wondering about cyber security audits and assessments? Here are some questions and answers you may find useful.

    What is ISO 27001 and how does an audit support it?

    ISO 27001 is the internationally recognised standard for information security management. Achieving certification demonstrates that your organisation has a formal, audited framework in place for managing information security risks – something increasingly expected in enterprise procurement and client due diligence. Netcentrix’s security audit service supports the ISO 27001 process through gap analysis: comparing your current controls against the standard’s requirements to identify what’s missing before a formal certification audit takes place.

    How do security audits support compliance and governance?

    For many businesses, a security audit isn’t just about finding vulnerabilities – it’s about demonstrating due diligence. GDPR and data protection obligations, cyber insurance requirements, client contracts, and sector-specific regulations all increasingly require evidence of an active, documented security posture. An independent audit provides exactly that: a formal record of your current controls, the gaps identified, and the steps taken to address them. The N-Force SIEM audit trail reporting extends this further, giving you ongoing compliance evidence rather than a single point-in-time snapshot.

    What is the difference between a security audit and a penetration test?

    A security audit and vulnerability assessment identifies and documents weaknesses in your IT estate (misconfigurations, unpatched systems, gaps in policy) and tell you what’s exposed and how severely. A penetration test goes a step further, actively attempting to exploit those weaknesses to demonstrate real-world impact. The two are complementary: an audit is typically the right starting point, giving you a prioritised picture of your exposure, with penetration testing used to validate the most critical findings.

    What happens after a security audit?

    Once your audit is complete, findings are presented face-to-face in plain language using a traffic light system – so you can understand your risk position without needing a technical background. You’ll receive a full written report with prioritised recommendations, and on request, Netcentrix will work with you to build a remediation plan within your budget. For businesses with critical gaps that need ongoing management, N-Force – our managed cyber security suite – provides continuous monitoring, threat detection, and response so the issues your audit identifies don’t stay open.

    How often should a business have a security audit?

    At minimum, annually. Beyond that, an audit is worth commissioning after any significant change to your infrastructure – a cloud migration, new systems, office moves, or an acquisition – as well as following a security incident, or when preparing for Cyber Essentials or ISO 27001 certification. Threats and attack surfaces change faster than most annual review cycles account for, so businesses in higher-risk sectors or with complex environments often benefit from more frequent assessments.

    How much does an IT security audit cost?

    Netcentrix’s audits are delivered for a fixed fee, so there are no surprises once the work begins. The cost depends on the scope and size of your IT estate, the type of audit required, and whether it’s conducted on-site or remotely. Rather than publish a price that may not reflect your specific situation, we’d rather give you an accurate figure based on what you actually need. Speak to one of our security specialists or use the contact form to get a quote.

    What types of cyber security audit does Netcentrix carry out?

    We carry out both external audits – an independent assessment of your environment from outside your organisation, identifying what’s exposed to the outside world – and internal audits, which examine your information security management systems, access controls, user behaviour policies, and internal configurations from within your network. For businesses working toward a formal compliance framework, we also support compliance audits that assess your controls against specific standards and regulatory requirements, including Cyber Essentials and ISO 27001.

    Across all audit types, our assessments are structured around recognised critical security controls (the foundational set of security measures that address the most common and impactful attack vectors) so findings are always benchmarked against what good looks like, not just what’s present. Whether you need a one-off cybersecurity audit or a structured programme of internal and external reviews, we scope the engagement around what your business actually needs.

    Useful Resources

    Find out more about Security Audits and how it can benefit your business.

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