Microsoft Defender for Business

Even the smallest business can be a target for a cybersecurity attack. Get enterprise-grade endpoint security that’s cost-effective and easy to use—designed especially for businesses with up to 300 employees.

A coffee shop employee.

Elevate your security

Defender for Business delivers a comprehensive security solution to help you secure your business, allowing you to focus on what matters.

Enterprise-grade endpoint protection

Deploy security across your devices 

(also called "Endpoints"), and use automated built-in intelligence to rapidly protect, detect, and respond to threats.

Simple setup, easy to use

Take advantage of streamlined onboarding and management experiences that provide actionable insights for fast and easy use.

Cost-effective protection

Deliver comprehensive security value at a price point that works for your business.

Defender for Business capabilities

Defender for Business is optimized to meet the needs of small and medium-sized businesses of up to 300 users.

The onboarding process in Microsoft Defender for Business.

Simplified client configuration

Configure devices in a few simple steps with recommended security policies activated right out of the box.

A threat and vulnerability management dashboard in Microsoft Defender for Business.

Threat and vulnerability dashboard

Identify and manage software vulnerabilities and misconfigurations in real time.

The Device configuration screen in Microsoft Defender for Business.

Next-generation protection

Reinforce and verify the security perimeter for your network.

An incident logged in Microsoft Defender for Business.

Endpoint detection and response

Detect and respond to attacks using behavioral-based detection, plus manual and live response capabilities.

The onboarding process in Microsoft Defender for Business.

Simplified client configuration

Configure devices in a few simple steps with recommended security policies activated right out of the box.

A threat and vulnerability management dashboard in Microsoft Defender for Business.

Threat and vulnerability dashboard

Identify and manage software vulnerabilities and misconfigurations in real time.

The Device configuration screen in Microsoft Defender for Business.

Next-generation protection

Reinforce and verify the security perimeter for your network.

An incident logged in Microsoft Defender for Business.

Endpoint detection and response

Detect and respond to attacks using behavioral-based detection, plus manual and live response capabilities.

Additional capabilities

Automated investigation and remediation

Automatically investigate alerts to help address complex threats.

Threat intelligence from our security experts

Proactively guard against threats using human and AI analysis of trillions of signals.

Cross-platform functionality

Extend protection across devices for Windows, macOS, iOS, and Android.

Network protection and web blocking

Guard against dangerous domains that host malicious content, and help protect your devices from web threats.

Microsoft Defender for Business plans and pricing

Standalone – available for all customers

Microsoft Defender for Business

Microsoft Defender for Business £2.30

user/month

(Includes up to five devices per user; annual subscription—auto renews)
Price does not include VAT.

An easy-to-use standalone product that includes:

  • Up to 300 users
  • Enterprise-grade protection across your devices and operating systems
  • Threat and vulnerability management
  • Next-generation antivirus protection
  • Endpoint detection and response
  • Automated investigation and response
  • Up to five devices per user
     

Add-on for Microsoft Defender for Business and Microsoft 365 Business Premium

Microsoft Defender for Business servers

Microsoft Defender for Business servers £2.30

user/month

(Annual subscription—auto renews)
Price does not include VAT.

Add endpoint protection for your Windows and Linux servers with the Defender for Business servers add-on*:

  • Single admin experience for clients and servers
  • Server security applied out of the box
  • Detect and patch server vulnerabilities quickly

*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 to help protect your business, bringing together best-in-class Office apps, powerful cloud services, and comprehensive security.

Industry recognition

Defender for Business is built on the foundation of Microsoft Defender for Endpoint and features many of the same capabilities.

Customer success stories

Martin & Zerfoss and Kite Technology share the small- business advantages of Microsoft Defender for Business

 Martin & Zerfoss

NETCONFIG helps SMB customer Rodel succeed with Microsoft 365 Business Premium and Microsoft Defender for Business

No Data Available

WeSafe finds the magic combination with Microsoft 365 Lighthouse, Microsoft 365 Business Premium, and Microsoft Defender for Business

No Data Available

Related Microsoft Defender products

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

Resources

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 30-day trial.

Defender for Business is an endpoint 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.

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.

Endpoints are physical devices that connect to a network system such as mobile devices, desktop computers, virtual machines, embedded devices, and servers. Securing devices is critical to safeguarding your organization from malicious actors attempting to attack or disrupt your business. Endpoint security helps to protect, detect, and respond to these threats for desktops, laptops, and mobile devices. Learn more about endpoints here.

Microsoft Defender Antivirus provides next-generation protection built into Windows devices and helps to 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

  1. IDC, The IDC MarketScape: Worldwide Modern Endpoint Security for Small and Midsize Businesses 2021 Vendor Assessment, Doc #48304721. November 2021.
  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 mark of Gartner, Inc. and/or its affiliates in the U.S. and internationally and are used herein with permission. All rights reserved.
  3. Gartner Magic Quadrant for Endpoint Protection Platforms, Peter Firstbrook, Dionisio Zumerle, Prateek Bhajanka, Lawrence Pingree, Paul Webber, 05 May 2021.
  4. Forrester and Forrester Wave are trademarks of Forrester Research, Inc.
  5. The Forrester Wave™: Endpoint Detection and Response Providers, Q2 2022, Allie Mellen, April 2022.
  6. App is available on Windows, macOS, Android™, and iOS in select Microsoft 365 Family or Personal billing regions.