Key takeaways

• A strong cyber security strategy combines governance, risk management and technical controls to protect data and systems.
• Key components include identity and access management, network security, incident response planning and continuous monitoring.
• Without a clear strategy, businesses face higher risks of breaches, compliance failures and reputational damage.

Organisations of all sizes across the UK now operate online, allowing them to be constantly available. However, increased digitalisation can make a business more susceptible to cyber threats. There are more channels for criminals to target you, increasing the cyber risk you face.

Most cyber criminals look for poorly protected and vulnerable IT infrastructure, or those holding sensitive data. Many organisations are finding themselves without the right resources to protect their IT infrastructure from cyber security threats.

Due to this, having a cyber security strategy is critically important. It should comprise several IT security components. Examples include increased security awareness, access control, network security and incident response.

In this blog, we explore the cyber security components you need to consider. Or, if you want a full list of everything you need to have for robust cyber security, check out our checklist.

What are the cyber security components?

Risk assessment

Risk assessment is the first step of any robust cyber security strategy. It can guide you through the complex landscape of potential cyber security threats.

An assessment should identify vulnerabilities and their potential impact, allowing you to put necessary provisions in place and prioritise actions.

A thorough risk assessment involves several key steps. First, it requires an inventory of assets, including hardware, software, data and personnel. Next, identify potential threats both internally and externally.

The assessment should evaluate the likelihood of these threats exploiting vulnerabilities. You can prioritise your approach based on the potential consequences of a successful attack.

Governance and risk management

Governance and risk management establish a clear framework for decision-making, assigning responsibilities and ensuring accountability for cyber security. This involves creating and enforcing policies, procedures and standards.

It is also about ensuring you have people the right skills caring about your various cyber security practices.

Part of governance also means complying to necessary standards. This includes the like of ISO27001.

Technology

Technology serves as the frontline defence against cyber threats. It provides the tools and mechanisms to protect systems, networks and data.

Essential components within cyber security technology include:

• Network security: Firewalls, intrusion detection and prevention systems (IDPS), virtual private networks (VPNs) and network segmentation are crucial for intrusion prevention.
• Endpoint security: Antivirus solutions, endpoint detection and response (EDR) and data loss prevention (DLP) solutions safeguard devices.
• Application security: Web application firewalls (WAF), code signing and vulnerability scanning protect applications and software from attacks.
• Data security: Encryption, data loss prevention (DLP) and data masking ensure the confidentiality and integrity of sensitive information.
• Identity and access management (IAM): Strong authentication mechanisms, role-based access controls and identity governance ensure that only authorised individuals can access systems and data.
• Security information and event management (SIEM): Collect, analyse and correlate security data to detect and respond to threats.

Operations

Cyber security operations are the day-to-day activities that ensure the ongoing protection of your digital assets. This involves a combination of people, processes and technology working to prevent, detect and respond to cyber threats.

Key components of cyber security operations include:

• User access management, ensuring only authorised individuals can access systems and data
• Vulnerability management, identifying and patching software weaknesses
• Incident response planning and execution, preparing for and responding to cyberattacks
• Security awareness training, educating employees about cyber threats and best practices

Effective operations require a proactive approach, monitoring the continuously evolving threat landscape and adapting security measures accordingly.

Incident response

Incident response is a critical component of a comprehensive cyber security strategy. It’s the planned response to a cyber attack or data breach, which can help you to mitigate losses and recover faster.

An effective incident response plan involves several key phases:

• Preparation: Developing and testing response plans, assigning roles and responsibilities and establishing communication channels
• Detection and analysis: Identifying a security incident, gathering evidence and understanding its scope and impact
• Containment: Isolating the affected systems to prevent further damage and data loss
• Eradication: Removing the threat and restoring systems to a secure state
• Recovery: Returning systems and services to normal operations while implementing measures to prevent recurrence
• Lessons learned: Analysing the incident to identify weaknesses and improve security practices

By having a robust incident response plan in place, organisations can significantly reduce the impact of cyber attacks.

Tools to boost your cyber security

Microsoft Defender for Business

Microsoft Defender for Business offers comprehensive protection for small and medium-sized businesses against a range of cyber threats. It provides robust endpoint security, safeguarding devices from malware, ransomware and other malicious attacks.

By leveraging advanced threat detection and response capabilities, Defender helps businesses identify and mitigate potential vulnerabilities before they can be exploited. Additionally, it simplifies security management with a user-friendly interface, allowing organisations to focus on their core operations without sacrificing protection.

Beyond basic protection, Defender for Business offers threat and vulnerability management to identify weaknesses in the IT environment.

Microsoft Enterprise Mobility + Security (EMS)

Doing business in a digital-first world means always protecting your organisation’s devices. With remote working becoming more commonplace, your business data must be safe wherever your employees are located. BYOD Device Management should form a large part of your business cyber security framework.

Microsoft’s Enterprise Mobility and Security (EMS)  platform makes it much easier to manage device security across desktops, laptops, mobiles and tablets. As an identity-driven set of Cloud-based BYOD management tools, Enterprise Mobility and Security secures sensitive company documents.

Microsoft Intune is inherent in Enterprise Mobility and Security, making this solution GDPR compliant. Intune enables users to use their own device for work purposes and store business data on the device.

One notable feature of Intune is that there is a complete separation of personal and business documents. The organisation you work for cannot read your personal messages and vice versa. If you lose your BYOD business device, Intune can remotely erase sensitive business data from it. This prevents data breaches, making it an important aspect of IT security that should not be overlooked.

Another feature is that if your BYOD business device was to be lost or stolen, Intune is able to remotely and selectively wipe the sensitive business data from the device meaning there is no breach of business data, an IT Security component that cannot be ignored.

Zero trust principles

Zero trust is increasingly becoming the cornerstone of modern cybersecurity strategies. Zero trust shifts the mindset from “trust but verify” to “never trust, always verify,” ensuring that every user, device and application is continuously authenticated and authorized before gaining access to resources.

In today’s AI-driven landscape, this model is more relevant than ever. With tools like Microsoft Copilot and Agentic AI accessing sensitive data and systems, zero trust provides the guardrails needed to ensure these technologies operate securely and responsibly.

The Cyber Essentials Scheme

Having a cyber security framework such as Cyber Essentials to work towards can be beneficial for your organisation. Having key goals can help ensure that the risk of a data breach is minimal.

Cyber Essentials is backed by the UK Government and National Cyber Security Centre. By being Cyber Essentials certified, this outwardly shows your commitment to cyber security. Having a Cyber Essentials certification also demonstrates to your business partners, regulators, suppliers and customers that your organisation takes cyber and information security seriously.

With GDPR now in play, it’s crucial for organisations to have a solid cyber security framework.

If your organisation is not compliant with GDPR, there can be significant fines. GDPR fines can be 4% of an organisation’s annual global turnover or €20 million – whichever is greater.

Safeguard your business against modern risk

Building a robust cyber security strategy isn’t just about ticking boxes – it’s about creating a resilient, adaptive framework that protects your organisation from evolving threats. From risk assessments and governance to endpoint protection and incident response, each component plays a vital role in safeguarding your digital assets.

But as AI becomes more embedded in business operations, traditional security models are no longer enough. The rise of shadow AI – unmonitored or unauthorised AI tools – poses new risks that demand a shift in mindset and architecture.

Policies and firewalls can stop attacks – but what happens when something slips through? The real test of cyber security strength is whether your data survives and recovers without disruption. If backups fail or recovery processes aren’t verified, even the best strategy collapses under pressure.

That’s why a Zero Trust, no-nonsense approach is crucial. Our on-demand webinar, Driving Zero Trust in the age of AI, explores how to do it right. Our experts will break down Microsoft’s Zero Trust methodology and explore how cutting-edge tools – including Microsoft Copilot, Agentic AI and security automation – can be used to implement and enhance Zero Trust models in real-world environments.