Microsoft Defender for Business
Help keep your devices and servers secure from online threats such as ransomware and malware. Defender for Business is an easy-to-use cybersecurity solution to help protect against, detect, and respond to cyberattacks.
Traditional antivirus solutions aren’t enough
Modern threats require modern protection, and traditional antivirus solutions can’t keep up. Defender for Business helps you to identify, protect against, detect, and respond to sophisticated cyberattacks, helping you to stay secure.
Cost-effective protection
Easy to use
Enterprise-grade device security
Defender for Business capabilities
Identify
Discover weaknesses that pose the most urgent and highest risk to your business with threat and vulnerability management. Prioritize and remediate software vulnerabilities and misconfigurations, then proactively build a secure foundation for your environment.
Protect
Minimize the places you’re vulnerable across devices and applications with attack surface reduction leaving bad actors fewer ways to perform attacks. Help prevent and protect against threats at your front door with antimalware and antivirus protection on your devices and in the cloud.
Detect and respond
Detect and respond to incidents with endpoint detection and response to identify sophisticated threats and remove them from your environment.
Recover
Scale your security operations and recover from cyberattacks with automated investigation and remediation, which examines alerts and resolves attacks.
Microsoft Defender for Business plans and pricing
Microsoft Defender for Business
Originally starting from AU$4.50 now starting from AU$4.50
AU$4.50 AU$4.50
user/month
(Includes up to five devices per user; annual subscription—auto renews6)
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Up to 300 users
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Up to five devices per user
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Enterprise-grade protection across your laptops, desktops, and mobile devices
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Threat and vulnerability management
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Next-generation antivirus protection
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Endpoint detection and response
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Automated investigation and response
Microsoft Defender for Business servers
Originally starting from AU$4.50 now starting from AU$4.50
AU$4.50 AU$4.50
license/month
(Annual subscription—auto renews6)
Add endpoint protection for your Windows and Linux servers with the Defender for Business servers add-on:
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Single admin experience for clients and servers
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Server security applied out of the box
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Detect and patch server vulnerabilities quickly
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Requires Defender for Business or Microsoft 365 Business Premium.
Another way to buy
Defender for Business is also available as part of Microsoft 365 Business Premium, a unified solution that helps protect your business by bringing together best-in-class productivity apps, powerful cloud services, and comprehensive security.
What is Microsoft Defender for Business?
Defender for Business is a device security solution designed especially for the small- and medium-sized businesses (up to 300 employees). Your company's devices are better protected from ransomware, malware, phishing, and other threats.
What does Microsoft Defender for Business do?
See how Defender for Business helps you proactively protect your devices, informs about trending threats, and automatically responds to security incidents.
Industry Recognition
Microsoft Defender for Endpoint is the foundation of Defender for Business, which features many of the same capabilities.
Industry antivirus tests
Our antimalware capabilities consistently achieve high scores in independent tests.
Gartner
Microsoft was named a Leader in the 2022 Gartner® Magic Quadrant™ for Endpoint Protection Platforms.1
MITRE
Microsoft leads in real-world detection in the MITRE® Engenuity ATT&CK® Evaluation.
IDC
Microsoft named a Leader in IDC MarketScape for Modern Endpoint Security for Enterprise and Small and Midsize Businesses.2
Customer success stories
Martin & Zerfoss and Kite Technology share the small-business advantages of Microsoft Defender for Business
Related Microsoft Defender products
Defend against cyberthreats with best-in-class security from Microsoft.
Microsoft Defender for Endpoint
Explore endpoint security for businesses with more than 300 users.
Microsoft Defender for individuals
Get online security protection for individuals and families with one easy-to-use app.5
Resources
Technical documentation
Find everything you need to implement and run Defender for Business.
Stay up to date
Get the latest news on solutions for small and medium businesses at Microsoft.
Frequently asked questions
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Try Defender for Business free for 30 days and use the Defender for Business trial playbook, a step-by-step guide to help you make the most of your trial.
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Defender for Business is a device security solution that helps businesses with up to 300 employees protect against cybersecurity threats including malware and ransomware in an easy-to-use, cost-effective package.
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IT service providers can use Microsoft 365 Lighthouse to view security incidents and alerts from Defender for Business across multiple customers in a single location. Management of Defender for Business via Microsoft 365 Lighthouse will come at a later date.
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Securing devices is critical to safeguarding your organization from malicious actors attempting to attack or disrupt your business. Device security helps you protect, detect, and respond to these threats for desktops, laptops, and mobile devices.7
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Microsoft Defender Antivirus provides next-generation protection built into Windows devices and helps protect you from viruses, malware, and potentially unwanted applications. Defender for Business includes Defender Antivirus, and extends these capabilities with threat and vulnerability management, attack surface reduction, endpoint detection and response, and automated investigation and response.
Defender for Business
Make your future more secure. Explore your security options today.
- [1] 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.
GARTNER is a registered trademark and service mark of Gartner, Inc. and/or its affiliates in the U.S. and internationally, and MAGIC QUADRANT is a registered trademark of Gartner, Inc. and/or its affiliates and are used herein with permission. All rights reserved.
Gartner, Magic Quadrant for Endpoint Protection Platforms, Peter Firstbrook, Chris Silva, 31 December 2022. - [2] IDC, The IDC MarketScape: Worldwide Modern Endpoint Security for Small and Midsize Businesses 2021 Vendor Assessment, Doc #48304721. November 2021.
- [3] Forrester and Forrester Wave are trademarks of Forrester Research, Inc.
- [4] The Forrester Wave™: Endpoint Detection and Response Providers, Q2 2022, Allie Mellen, April 2022.
- [5] App is available on Windows, macOS, Android™, and iOS in select Microsoft 365 Family or Personal billing regions.
- [6] Cancellation policies for paid subscriptions may vary based on factors such as your customer status, your product, and your domain selections on Microsoft. You may cancel your subscription at any time in the Microsoft 365 admin center. Certain subscriptions may incur a cancellation fee. Learn how to cancel your Microsoft 365 subscirption or Microsoft Defender for Business subscription. When a subscription is canceled, all associated data will be deleted. Learn more about data retention, deletion, and destruction in Microsoft 365.
- [7] Availability of mobile apps varies by country/region.
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