24x7 MXDR for Microsoft Sentinel
Expert-led managed detection and response on Microsoft’s proven Defender XDR and Sentinel platforms
Modern digital environments are complex. That complexity leads to blind spots, slower response times, and increased burnout among internal SecOps teams. Our MXDR for Sentinel is built to fix that. We use Microsoft’s leading Sentinel platform and Defender XDR to deliver expert-driven detection, response, and automation to help you move faster and stay ahead.



“NuHarbor configured our MXDR for Sentinel to support over 2 million residents in just eight minutes.”
CISO
Key benefits of NuHarbor's MXDR for Sentinel
Continuous threat detection and analysis
- Round-the-clock detection across your environment.
- Automated enrichment and reduced false positives speed-up investigations.
Faster remediation and time to value
- Rapid deployment means you're protected in hours, not weeks.
- Our 24x7 team uses automation and advanced analytics to contain and resolve threats.
Proactive threat updates
- Tap into the latest threat intelligence from hundreds of client environments to identify vulnerabilities before they become exploits.
- Built-in automation shuts down known threats before they take hold.

How it works
Defender XDR
Microsoft Defender detects threats by analyzing email, documents, identities, apps, and endpoints.
Sentinel SIEM
Our team triages and enriches alerts within Microsoft Sentinel to provide context and clarity.
NuHarbor MXDR
We resolve incidents within Sentinel, support remediation, and share insights to strengthen your overall security posture.
What you get with NuHarbor's MXDR for Sentinel
Health checks
Alignment of Sentinel with your goals, including recommendations for data ingestion and coverage.
Daily environment reviews
Daily expert-led analysis of your Sentinel workspace and anomalies.
Consistent Tuning
Ongoing refinement of alerts, workbooks, and playbooks for efficient operations.
Rapid investigations and remediation
In-depth, contextual threat analysis with actionable remediation strategies.
Service coverage
Endpoints
Enable protection, post-breach detection, automated investigations, and response for endpoints.
Identity
Secure and manage hybrid identities, simplifying access for employees, partners, and customers.
Office 365
Protect emails, documents, and collaboration tools.
Cloud apps
Gain visibility, control data, and detect threats across cloud services and apps.

The NuHarbor advantage
Our MXDR for Sentinel is built on deep Microsoft expertise and real-world security experience to deliver meaningful results.
- Microsoft security specialists with hands-on Sentinel and Defender expertise
- Proven methodology for configuration tuning and optimization
- Demonstrated value through measurable security outcomes
- Actionable guidance aligned to your environment and priorities
- Trusted partner to public and private sector organizations for over a decade