- Home
- XDR as a Service
XDR as a Service
Detection and response across endpoints, identities, emails and applications. Stop attacks, secure assets and ensure business continuity with XDR as a Service powered by Microsoft Defender XDR.

Managed by CyberOne.
Powered by Microsoft Sentinel.
CyberOne’s XDR as a Service delivers advanced threat detection and rapid response across your digital environment. Built on Zero Trust principles and powered by Microsoft Defender XDR, this managed service provides a scalable solution for identifying and neutralising threats, offering continuous, robust protection. against evolving cyber risks with minimal management effort.
XDR as a Service is part of Assure 365, a fully Managed Microsoft Security Service offers modular cyber security services tailored to your needs. It delivers comprehensive, scalable protection to strengthen resilience and empower you to focus on your core business objectives.
What is Microsoft Defender XDR?
Microsoft Defender XDR is a market-leading detection and response solution that safeguards organisations from advanced threats across endpoints, identities, email, applications and cloud environments.
Advanced Threat Detection & Response
Seamlessly integrated with Microsoft’s Security suite, it offers unified visibility, real-time detection and automated response for end-to-end threat management.
CyberOne’s XDR as a Service, powered by Microsoft Defender XDR, delivers advanced threat protection with minimal overhead, helping organisations reduce risk, accelerate response and ensure business continuity.
Microsoft Defender XDR Key Features:
- Comprehensive Threat Detection: Monitor and detect threats across endpoints, identities, emails, and applications from a unified platform.
- Endpoint-Centric Defence: Leverage advanced endpoint protection tools to identify, isolate and remediate threats at the device level in real time.
- Seamless Integration Across Microsoft 365: Enhance security by natively integrating with Microsoft 365 apps and services for deeper visibility and control.
- IProactive Threat Hunting: Use integrated AI and behavioral analytics to uncover hidden or advanced threats across multiple domains before they cause harm.
- Cloud-Delivered Simplicity: Manage detection and response capabilities from a single cloud-native platform, reducing complexity and overhead for IT teams.
Key Features of XDR as a Service
CyberOne’s Managed XDR Service delivers advanced threat detection and rapid response, minimising risks and enhancing security. Powered by Microsoft Defender XDR, this service strengthens your posture by proactively identifying and neutralising threats across endpoints, identities and applications.
Threat Detection & Response
Continuous monitoring and incident response across all endpoints, identities and applications.
Email Threat Protection
Robust email filtering against phishing, malware and spam, protects from email-based attacks.
Vulnerability Mitigation
Regular assessments and proactive remediation reduce exposure across devices and applications.
Microsoft Secure Score Uplift
Targeted remediation to boost your Microsoft Secure Score up to 90, enhancing cyber security posture.
Proactive Attack Surface Reduction
Hardening of endpoints with strict security configurations to reduce your attack surface.
Shadow IT Discovery
Identify and address unauthorised app use, minimising shadow IT risks.
Automated Investigation & Response
Automate investigation and response to suspicious activity, including quarantine and isolation actions.
On-Premises Identity Protection
Monitoring and alerting of on-premises identity-based threats targeting Active Directory Domain Services.
Unlock Business Value with CyberOne
CyberOne’s XDR as a Service empowers your organisation to detect and respond to threats across endpoints, identities, emails, and applications. Powered by Microsoft Defender XDR, our scalable and cost-effective solution enhances your security posture while streamlining operations and delivering actionable insights. With CyberOne’s expertise, your teams can focus on driving business success with confidence and resilience.
Round-the-Clock Threat Defense
24×7 threat monitoring and rapid response ensure constant protection for your organisation.
Optimised Security Operations
Automates investigations and responses, streamlining processes and freeing up resources.
Scalable Risk Reduction
Strengthens security without disrupting workflows, enabling secure, uninterrupted access to essential tools.
Seamless User Experience
Strengthen security without disrupting workflows, enabling secure, uninterrupted access to essential tools.
Unified Threat Visibility
Centralised visibility across endpoints, identities and apps for faster detection and informed response.
Preemptive Risk Management
Mitigates risks by identifying and fixing vulnerabilities and reducing exposure before exploitation.
Controlled Data Access
Securely monitor and manage access to critical data, reducing the risk of unauthorised access or data leakage.
Uninterrupted Business Continuity
Minimise downtime and enhance resilience with rapid incident response to maintain operations.
Insight-Driven Security
Leverage real-time analytics and reporting to identify trends, address risks and make proactive decisions.
Cost-Effective Protection
Optimise your security investment by consolidating tools and reducing costs.
Why Choose CyberOne’s XDR as a Service?
Choosing CyberOne’s Managed XDR Service gives your organisation the expertise, resilience and efficiency needed to detect threats, respond swiftly and maintain a strong security posture with minimal overhead.
Trusted XDR Expertise
CyberOne’s certified Microsoft Security specialists optimise Defender XDR to best practice, continuously adapting to new cyber risks.
Assured Threat Protection
Microsoft Advanced Specialisation in Threat Protection, CyberOne applies rigorous standards to ensure continuous protection of your critical assets.
24×7 Proactive Threat Monitoring
Around-the-clock monitoring and rapid response empower your organisation to stay ahead of evolving threats and ensure continuous protection.
Streamlined Threat Management
CyberOne’s CREST-accredited SOC consolidate operations, automating investigations and responses to reduce the load on internal teams to enhance efficiency.
Maximised Microsoft ROI
Fully leverage the capabilities of Microsoft Defender XDR, optimising your security investment and lowering overall costs of security operations.
Continuous Insight & Reporting
Gain comprehensive visibility into security incidents, threat patterns and response actions, supporting informed decision-making and compliance.
Trusted By Leading UK & Global Businesses
At CyberOne we look after our clients – a team of authentic people who know their stuff and where no egos are allowed. We challenge our clients collaboratively, always improving, executing 100% – and they respect us for it.
Proven. Certified. Trusted.
CyberOne holds globally respected accreditations, including CREST for SOC, Pen Testing and Cyber Incident Response; NCSC Assured Service Provider and Cyber Incident Response (Level 2); and ISO 27001. CyberOne is also a Microsoft Solutions Partner across Security, Modern Work, Infrastructure, and Data & AI, with advanced specialisations in Threat Protection and Cloud Security. These credentials reflect our world-class capability to protect, optimise, and empower your organisation.

Get in Touch
Contact us to discover how XDR as a Service, powered by Microsoft Defender, can provide advanced threat detection, rapid response and comprehensive protection across your organisation.