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Microsoft Security

Microsoft Defender for Cloud Apps

Modernize how you secure your apps, protect your data, and elevate your app posture with software as a service (SaaS) security.

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Key benefits

Get full visibility of your SaaS app landscape and protect your apps with Defender for Cloud Apps.

Get full visibility of your SaaS apps

Discover, control, and configure apps to ensure employees are using trusted and compliant applications.

Protect the data in all your SaaS apps

Classify and protect sensitive information at rest, in use, and in motion. Enable your employees to safely access and view files in apps.

Control how apps interact with each other

Gain insight into privileges, permissions, and apps that are accessing sensitive data on behalf of another application.

Defend against advanced attacks using app signals

Defend against sophisticated attacks using app signals as part of your advanced hunting in Microsoft 365 Defender. The  scenario-based detections will enable your SOC to hunt across the entire kill chain.

Be more efficient

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

Reduce your security and compliance costs with Microsoft Security by up to 60%. Microsoft Security costs USD$24/user versus that from other vendors costs USD$63/user.


Cloud Discovery dashboard.

Discover and control the use of shadow IT

Learn how to identify SaaS apps and services your organization uses. Manage over 31,000 apps assessing risks factors to ensure compliance.

A list of files stored in the cloud in Microsoft 365 Defender.

Protect your sensitive information in all your apps

Understand, classify, and protect sensitive information at rest or use out-of-the box policies and automated processes to apply real-time controls to data accessed by apps.

A dashboard showing open alerts, discovered apps, and users to investigate in Microsoft 365 Defender.

Protect against threats using advanced hunting in Microsoft 365 Defender

Detect unusual behavior across apps to identify ransomware, compromised users, and  suspicious activity. Analyze usage of apps and mitigate risks.

A session policy being created in Cloud App Security.

Help secure your organization with real-time controls

Use real-time controls to enable threat protection on your organization’s access points.

A security configuration dashboard for Azure in Microsoft 365 Defender.

Manage your SaaS app security posture

Investigate security configuration gaps in all your apps directly integrated with Microsoft Secure Score  and take action on recommendations from Defender for Cloud Apps.

App governance alert dashboard in Microsoft 365 Defender.

Gain insight into your Microsoft 365 app behaviors

Explore app governance, a security and policy management capability that monitors, governs, and protects OAuth-enabled and line-of-business apps that access Microsoft 365 data via Microsoft Graph APIs.

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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.

Microsoft 365 Defender

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

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From CASB to SaaS Security

Get full visibility of your SaaS app landscape and take control with Microsoft Defender for Cloud Apps. Ensure holistic coverage for your apps by combining SaaS security posture management, data loss prevention, app-to-app protection, and integrated threat protection.

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Industry recognition

Microsoft Security is a recognized industry leader.


Microsoft is applauded for offering a comprehensive approach to SaaS security in this report from Omdia.


Microsoft Defender for Cloud Apps (formerly Microsoft Cloud App Security) is named a Leader in The Forrester Wave™: Cloud Security Gateways, Q2 2021.2

Related products

Defend against cyberthreats with best-in-class security from Microsoft.

Microsoft 365 Defender

Get integrated threat protection across devices, identities, apps, email, data, and cloud workloads.

Azure Active Directory

Safeguard your organization with a cloud identity and access management solution that connects employees, customers, and partners to their apps, devices, and data.

Microsoft Defender for Cloud

Protect your multicloud and hybrid environments.

Defender for Cloud Apps—documentation and training


What is Defender for Cloud Apps?

Read selections from our technical documentation to learn about SaaS app-protection capabilities.


Watch a quick overview

Learn more about the core pillars of Defender for Cloud Apps.

Tech community

Join the Defender for Cloud Apps community

The Defender for Cloud Apps community welcomes enthusiasts, customers, and IT professionals.


Defender for Cloud Apps deep dive

Get an in-depth overview as part of the Microsoft 365 Virtual Ninja training.

Protect everything

Make your future more secure. Explore your security options today.

  • [2] The Forrester Wave™: Cloud Security Gateways, Q2 2021, Andras Cser, May 2021.

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