News
Unify your data. Optimize your SOC.
Announcing expanded capabilities in our SIEM solution, Microsoft Sentinel, including a unified data lake and dynamic threat intelligence—now in preview.
End-to-end SecOps. All in Defender.
- Proactively improve your security posture with continuous attack path modeling. Reduce exposure by dynamically hardening your attack surface based on who is targeting you and the risk of vulnerabilities.
- Apply adversary-level threat intelligence to maximize visibility and automatically hunt for threats. Get resolution faster with a unified, generative AI-powered analyst experience that enriches the investigation and reduces context-switching.
- Disrupt attacks before they escalate with threat intel-powered autonomous AI. Improve core SOC metrics like mean-time-to-respond with agentic assistance and built-in automation and orchestrated response.
- Improve your security coverage with AI-powered recommendations, and simplify SOC engineering with streamlined data onboarding and native integration across your tools.
Products
Secure your multiplatform, multicloud environment
Microsoft Defender XDR
Automatically disrupt cyberattacks and accelerate response with extended detection and response (XDR).
Microsoft Sentinel
Get incident-level visibility across your digital estate with industry-leading security information and event management (SIEM) and a cost-effective data lake.
Microsoft Security Exposure Management
Reduce risk with unified posture management that delivers proactive cyberthreat protection.
Microsoft Security Copilot
Get generative AI natively embedded in unified SecOps.
Microsoft Defender for Cloud
Protect multicloud and hybrid environments with end-to-end security across the full application lifecycle.
Services
Get expert support when and where you need it
Mitigate risks, respond to breaches faster, and reduce operational burden with expert-led services.
Microsoft Defender Experts for XDR
Protect your environment around the clock
Bolster your SOC with managed extended detection and response and our team of in-house experts.
Microsoft Defender Experts for Hunting
Extend threat hunting capabilities and improve overall SOC response
Strengthen your security posture with experts who proactively hunt for threats at all hours.
Microsoft Incident Response
Get help before, during, and after a cybersecurity incident
Strengthen your security with comprehensive proactive and reactive incident response services.
SCENARIOS
Unify security operations
Safeguard your organization against modern risks with streamlined SecOps supercharged by Microsoft AI and threat intelligence.
Accelerate your investigations and fully remediate cyberthreats
Reduce risk and limit exposure of your most critical assets
Protect hybrid environments with comprehensive security
Built-in identity threat detection and response (ITDR)
Detect and respond to attacks on endpoints on any platform
Empower analysts with embedded Copilot capabilities
Industry recognition
- Microsoft Defender is named a Leader in The Forrester Wave™: Extended Detection And Response (XDR) Platforms, Q2 2024.1
- Microsoft Defender XDR (formerly Microsoft 365 Defender) demonstrates industry-leading protection in the 2022 MITRE Engenuity ATT&CK Evaluations.
- Microsoft is named a Leader in the 2024 Gartner® Magic Quadrant™ for Endpoint Protection Platforms.2
Customer stories
What our customers are saying
Resources
Explore more resources
Get key insights into comprehensive cyberthreat protection.
Resource library
Cybersecurity and AI news
Discover the latest trends and best practices in cyberthreat protection and AI for cybersecurity.
More solutions
Related SIEM and XDR solutions
Find out about other solutions from Microsoft Security.
Get started
Protect everything
Make your future more secure. Explore your security options today.
- [1]The Forrester Wave™: Extended Detection And Response (XDR) Providers, Q2 2024, Rob Lefferts, May 2024.
- [2]Gartner Magic Quadrant for Endpoint Protection Platforms, Evgeny Mirolyubov, Franz Hinner, Deepak Mishra, Satarupa Patnaik, Chris Silva, 23 September 2024.
GARTNER is a registered trademark and service mark and MAGIC QUADRANT is a registered trademark of Gartner, Inc. and/or its affiliates in the U.S. and internationally and are used herein with permission. All rights reserved.
Gartner does not endorse any vendor, product or service depicted in its research publications, and does not advise technology users to select only those vendors with the highest ratings or other designation. Gartner research publications consist of the opinions of Gartner’s research organization and should not be construed as statements of fact. Gartner disclaims all warranties, expressed or implied, with respect to this research, including any warranties of merchantability or fitness for a particular purpose. - [3]The Total Economic Impact™ Of Microsoft Defender, a commissioned study conducted by Forrester Consulting, July 2025
- [4]The Total Economic Impact™ of Microsoft Sentinel, a commissioned study conducted by Forrester Consulting, March 2024.
- [5]The Total Economic Impact™ Of Microsoft 365 Defender, a commissioned study conducted by Forrester Consulting, April 2022.
Follow Microsoft Security