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Microsoft Security
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Microsoft Sentinel

See and stop threats across your entire enterprise with intelligent security analytics.

Microsoft named a Leader for SIEM by Gartner

See how Microsoft is recognized as a Leader in the 2022 Gartner® Magic Quadrant™ for Security Information and Event Management.2

Build next-generation security operations

Uncover sophisticated threats and respond decisively with an easy and powerful security information and event management (SIEM) solution, powered by the cloud and AI.

Get unlimited cloud speed and scale

Eliminate security infrastructure setup and maintenance, and elastically scale to meet your security needs—while reducing costs as much as 48 percent compared to legacy SIEM solutions.3

Detect evolving threats

View a prioritized list of alerts and investigate incidents with full context by using threat intelligence, machine learning, and decades of Microsoft expertise.

Expedite incident response

Reduce mean time to respond using built-in orchestration and automation of common tasks.

Get ahead of attackers

Proactively search for threats across all your data with powerful threat- hunting tools, and get advanced insights with built-in behavioral analytics.

Be more efficient

Save up to 60 percent by using comprehensive Microsoft Security rather than multiple point solutions.1

Microsoft Sentinel capabilities

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Collect data at cloud scale

Easily connect your logs with Microsoft Sentinel using built-in data connectors—across all users, devices, apps, and infrastructure—on-premises and in multiple clouds.

An overview in Microsoft Sentinel showing alerts, anomalies and activities on a timeline.

Stay ahead of threats

Gain more contextual and behavioral information for threat hunting, investigation, and response using built-in entity behavioral analytics and machine learning.

A multi-stage incident investigation in Microsoft Sentinel.

Streamline investigation with incident insights

Visualize full scope of an attack, investigate related alerts, and search historical data.

A list of playbook templates for automation in Microsoft Sentinel.

Accelerate response and save time by automating common tasks

Triage incidents rapidly with automation rules and automate workflows with built-in playbooks increasing security operations center (SOC) efficiency.    

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Integrated threat protection with SIEM and XDR

Microsoft empowers your organization’s defenders by putting the right tools and intelligence in the hands of the right people. Combine security information and event management (SIEM) and extended detection and response (XDR) to increase efficiency and effectiveness while securing your digital estate.

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Microsoft 365 Defender

Prevent and detect attacks across your Microsoft 365 workloads with built-in XDR capabilities.

A high severity incident report for a malicious credential theft tool execution in Microsoft Sentinel.

Microsoft Sentinel

Aggregate security data and correlate alerts from virtually any source with cloud-native SIEM from Microsoft.

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Microsoft Defender for Cloud

Help protect your multicloud and hybrid cloud workloads with built-in XDR capabilities.

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Modernize your SOC with Microsoft Sentinel

Microsoft Sentinel delivers an intelligent, comprehensive SIEM solution for threat detection, investigation, response, and proactive hunting.

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Industry recognition

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The Total Economic Impact ™ of Microsoft Sentinel

Learn how Microsoft Sentinel provided an ROI of 201 percent over three years in this commissioned study conducted by Forrester Consulting.3

KuppingerCole Analysts

Leadership Compass Intelligent SIEM Platforms

Learn why Microsoft has been named among the overall leaders in the Intelligent SIEM Platforms market.4

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Microsoft named a Leader in 2022 Gartner® Magic Quadrant™

Microsoft is named a Leader in 2022 Gartner® Magic Quadrant™ for Security Information and Event Management, positioned highest on the Ability to Execute axis.2

See what our customers are saying

Related products

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Azure Monitor

Collect, analyze, and act on telemetry data from your Azure and on-premises environments while maximizing performance and availability of your applications.

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Microsoft 365 Defender

Prevent and detect attacks across your Microsoft 365 workloads with built-in XDR capabilities.

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Microsoft Defender Threat Intelligence

Help protect your organization from modern adversaries and threats like ransomware.

A person working at their desk.

Microsoft Defender for Cloud

Help protect your multicloud and hybrid cloud workloads with built-in XDR capabilities.

Documentation and training for Microsoft Sentinel


Get started using Microsoft Sentinel

See and stop threats before they cause harm, with SIEM reinvented for a modern world.


Explore Microsoft Sentinel pricing options

Get a cost-effective, cloud-native SIEM solution with predictable billing and flexible pricing options.


See the latest Microsoft Sentinel innovations

Learn how to safeguard your enterprise against advanced threats with intelligent security analytics, accelerating threat detection and response.

Protect everything

Make your future more secure. Explore your security options today.
  • [2]

    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, express or implied, with respect to this research, including any warranties of merchantability or fitness for a particular purpose.
    Gartner and Magic Quadrant are registered trademarks and service marks of Gartner, Inc. and/or its affiliates in the U.S. and internationally and are used herein with permission. All rights reserved.

    Gartner, Magic Quadrant for Security Information and Event Management, Pete Shoard, Andrew Davies, Mitchell Schneider, October 10, 2022.

  • [3] The Total Economic Impact™ Of Microsoft Azure Sentinel, A Forrester Total Economic Impact™ Study Commissioned by Microsoft, November 2020.
  • [4] Kuppinger Cole Analysts, Leadership Compass: Intelligent SIEM Platforms, Alexei Balaganski, January 20, 2022.

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