Security for your small or medium-sized business
Comprehensive security products for your business
Modernize your business security, and upgrade from traditional antivirus software to enterprise-grade security for your apps, identity, data, and devices. Microsoft offers easy-to-use standalone products and full-featured packages to help keep you secure and save you time, freeing you up to focus on what matters most: running your business.
Best value
Microsoft Defender for Business
user/month
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
Microsoft 365 Business Premium
user/month
A full-featured package that saves time and helps keep you secure, Microsoft 365 Business Premium includes Defender for Business, plus:
- Defender for Office 365 to help protect email from phishing attacks
- The ability to secure work data on personal devices with Microsoft Intune
- The ability to secure access to work apps with Azure AD Premium Plan 1
- Protection against lost or stolen passwords with advanced multi-factormultifactor authentication
- Data protection with Azure Information Protection and data loss prevention
- Archiving, e-discovery, and legal hold
- Best-in-class Office apps and powerful cloud services
- Microsoft Teams to empower collaboration via chat and online meetings
- 1 TB of cloud storage per user on OneDrive
Add endpoint protection for your Windows and Linux servers
Microsoft Defender for Business servers
(Annual subscription—auto renews)
Trends and tips
10 easy rules to help secure your data and protect your devices
Educate your organization on 10 ways to avoid identity theft and keep your business email, accounts, and devices safer.
Help secure your business with comprehensive protection from Microsoft Security
Many small and medium-sized businesses aren’t well-equipped to maintain cybersecurity hygiene. Find out how Microsoft can bring enterprise-grade security to businesses with up to 300 employees.
Small-business resources and training
Get insights into the unique challenges of keeping a small business secure, and learn how to help protect your customer and employee data from cyberattacks.
Industry recognition
Defender for Business is built on the foundation of Microsoft Defender for Endpoint and features many of the same capabilities.
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Industry antivirus tests
Our antimalware capabilities consistently achieve high scores in independent tests.
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MITRE
Microsoft leads in real-world detection in MITRE ATT&CK evaluation.
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IDC
Microsoft named a Leader in IDC MarketScape for Modern Endpoint Security for Enterprise and Small and Midsize Businesses.4
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Forrester
Microsoft Defender for Endpoint is named a leader in The Forrester Wave™: Endpoint Detection and Response Providers, Q2 2022.7, 8
Resources for your security partner
Explore playbooks, webinars, and resources for partners serving small and medium-sized businesses, and help improve security outcomes for your customers at scale. Find benefits and opportunities for Defender for Business or a broad range of materials focused on Microsoft 365 Business Premium.
Get started and help secure your business
- ABC News, DHS secretary warns ransomware attacks on the rise, targets include small businesses, May 6, 2021.
- Microsoft research: Security in the New Working Environment, 2022.
- Kaspersky, IT security economics in 2019.
- IDC, The IDC MarketScape: Worldwide Modern Endpoint Security for Small and Midsize Businesses 2021 Vendor Assessment, Doc #48304721. November 2021.
- Forrester and Forrester Wave are trademarks of Forrester Research, Inc.
- The Forrester Wave™: Endpoint Detection and Response Providers, Q2 2022, Allie Mellen, April 2022.