Stop attacks and prevent future compromise across your environment with MDR and proactive threat hunting from Defender Experts MDR.
Rely on our experts to triage and investigate prioritized incidents to focus on threats that require immediate attention.
Contain and mitigate incidents fast with managed response and proactive remediation.
Extend your team’s capacity with around-the-clock assistance from security experts via live chat.
Reduce risk over time with detailed recommendations to improve your overall security posture.
CAPABILITIES
Explore the features of Defender Experts MDR
Built-in defense
Get natively integrated MDR that protects your entire attack surface across Microsoft and third-party endpoints, identities, email, cloud apps, cloud workloads, and network infrastructure.
Human expertise
Rely on human security experts with combined experience of 600+ years to deliver continuous coverage.
AI and agentic AI
Gain fast, efficient response with service powered by automation, AI, and agentic AI
Proactive threat hunting
Uncover novel threats before they escalate, using around-the-clock, AI-powered proactive threat hunting.
Extensive threat intelligence
Stay ahead of evolving risks via 100+ trillion daily signals analyzed by more than 10,000 security experts.
Access to experts
Consult service delivery engineers and experts for ongoing insights on the latest in the threat landscape.
Turning threat intelligence into decisive action
Discover how new Defender Experts services and capabilities help close the intelligence-to-action gap before threats reach your organization and as they unfold across your environment.
Get alert triage, incident analysis, and managed response, plus proactive recommendations around the clock—all with Defender Experts MDR.
This diagram describes how Microsoft conducts its four-step Defender Experts MDR process. It starts with triage and prioritizing Microsoft Defender incidents and alerts to alleviate alert fatigue. Microsoft then investigates and analyzes the most critical incidents first, documenting the process and findings. In the response step, Microsoft helps contain and mitigate incidents fast by delivering managed response and proactive remediation, with Defender Experts available on demand via live chat. Detailed recommendations and best practices are then provided to prevent future cyberattacks. This process delivers continuous security posture improvements around the clock.
VIDEO
Defend against evolving threats
See how Defender Experts stopped a ClickFix attack through early detection, threat intel, and expert-led response.
INDUSTRY RECOGNITION
Microsoft is a recognized industry leader
A Leader in the IDC MarketScape for MDR/MXDR
Microsoft was named a Leader in the 2026 IDC MarketScape: Worldwide MDR/MXDR for the Enterprise Vendor Assessment.1
See how customers are benefiting from Defender Experts MDR
“We can make improvements to efficiency and response time because everything is designed to work together on Microsoft technology, and the people who support it are also Microsoft experts.”
Brad Klotzsche, Senior Adviser for Cyber Detect and Respond, Elanco
“I can’t overstate the peace of mind that Defender Experts MDR has brought us. We feel so much less overwhelmed knowing the school and the students are safe.”
Microsoft Defender Experts Hunting provides proactive threat hunting service to find emerging threats. This service is meant for customers who have a robust security operations center (SOC) and want that deep expertise in hunting to expose advanced threats. Microsoft Defender Experts MDR provides end-to-end security operations capabilities to monitor, investigate, and respond to security alerts. This service is meant for customers with constrained SOCs that are overburdened with alert volume, in need of skilled experts, or both. Defender Experts MDR also includes the proactive threat hunting offered by Defender Experts Hunting.
Defender Experts MDR Plan 1 provides managed detection and response for your Microsoft Defender workloads. Defender Experts MDR Plan 2 includes everything in Plan 1 and extends expert-led triage and investigation to supported third-party sources that you ingest through Microsoft Sentinel. Learn more about the plans.
Defender Experts MDR provides managed detection and response across Microsoft-native signals and third-party data ingested through Microsoft Sentinel, helping protect endpoints, identities, email, cloud apps, cloud workloads, and network infrastructure across your environment. Refer to documentation for more details.
Microsoft expert analysts can take actions based on the roles granted to them in Microsoft Defender. These analysts can investigate and provide managed response for your SOC team to act on. They can also take specific remediation actions agreed upon with your SOC team. For supported third-party data sources, our analysts provide response recommendations and guidance, but do not take actions directly within third-party products.
Defender Experts MDR covers incidents categorized as High or Medium severity in Windows, Linux, and macOS devices. Incidents categorized as Compliance, Data Loss Prevention (DLP), or Custom Detections and those affecting internet of things (IoT), iOS, or Android devices are outside the service's scope.
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