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Microsoft Security
Data security

Secure your data

Strengthen data security with a comprehensive approach that combines data and user context across your cloud apps and services, devices, and generative AI applications.

Introducing Microsoft Purview Data Security Posture Management

Gain centralized visibility into your data security posture and identify opportunities to strengthen your program.
Overview

Industry-leading data security solutions

  • Gain visibility and uncover hidden risks to your data—wherever it lives or travels—using AI-driven, aggregated insights with correlated data and user context.
    Two professionals analyzing data on a computer screen in a warehouse setting.
  • Protect data and prevent its unauthorized use across clouds, devices, and generative AI applications with flexible controls that help balance protection and productivity.
    Two coworkers, a man and a woman, looking at a laptop together
  • Respond to data security incidents at machine speed using AI insights correlated across an integrated set of products.
    A man with a headset works intently at a computer in an office setting, hand on chin, deep in thought.
Products

Secure data with industry-leading and integrated products

Microsoft Purview Information Protection

Discover, classify, and protect sensitive data throughout its lifecycle.

Microsoft Purview Data Loss Prevention

Prevent unauthorized or accidental use of sensitive data across apps, services, and devices.

Microsoft Purview Insider Risk Management

Understand user activity context around the data and identify risks.

Adaptive Protection in Microsoft Purview

Discover how Adaptive Protection can help you balance security and productivity—now available in preview. 

Microsoft Security Copilot

Protect more efficiently with generative AI insights and natural-language guidance embedded in Microsoft Purview.

Take a comprehensive approach to data security

Discover sensitive data and protect it from misuse with integrated data security solutions from Microsoft.

True crime: Inside a data breach

Learn how an insider caused a type of data breach that Microsoft Purview is designed to prevent.
See this real-life account of corporate espionage at a prominent company.

Secure and govern Microsoft 365 Copilot

Prepare your environment for secure and responsible Microsoft 365 Copilot adoption.
Industry recognition

Hear from top industry analysts

  • Microsoft was recognized as a Leader in The Forrester Wave™: Data Security Platforms, Q1, 2023.1
  • According to Gartner®, security and risk management leaders should focus on risk-based adaptive data protection techniques to strengthen the data security of their organization.2, 3
 Customer stories

Here’s what our customers are saying

Woman in orange sweater using laptop displaying a website about data security on its screen at a wooden table
Resource library

Explore data security resources and trends

Gain insights into the latest data security advancements, including expert guidance, best practices, trends, and solutions.
Resources

Stay up to date

 More solutions

Explore more from Microsoft Security

Identity and network access

Secure identities and network access

Manage identities, network access, and endpoints on-premises and across clouds.
AI for cybersecurity

Defend with AI

Respond to cyberthreats faster with the actionable insights and natural-language queries.
Privacy and risk management

Protect privacy and mitigate risks

Identify and remediate risks with built-in privacy controls, investigation tools, and AI.
Get started

Protect your entire data estate

Empower your organization with a data security platform built for today’s cybersecurity landscape.
  1. [1]
    The Forrester Wave™: Data Security Platforms, Q1 2023, Heidi Shey with Amy DeMartine, Sarah Morana, Christine Turley, March 2023.
  2. [2]
    Gartner, Market Guide for Data Loss Prevention, By Ravisha ChughAndrew Bales, 4 September 2023. GARTNER is a registered trademark and service mark of Gartner, Inc. and/or its affiliates in the U.S. and internationally and is used herein with permission. All rights reserved.
  3. [3]
    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.

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