Enterprise-grade endpoint protection
Security across your devices with automation and built-in intelligence to rapidly protect, detect, and respond to threats.
As cybersecurity threats increase, you need to protect your business. Microsoft Defender for Business delivers simple, comprehensive endpoint security to help you secure your business, allowing you to focus on what matters.
Onboard devices in a few simple steps with recommended security policies activated out-of-the-box.
Identify software vulnerabilities and misconfigurations in real time.
Reinforce the security perimeter for your network
Detect and respond to advanced persistent attacks with behavioral-based detection, manual and live response capabilities.
Get caught up on all the news and details about the product and preview.
Find everything you need to implement and run Microsoft Defender for Business.
Discover the latest Microsoft Security announcements from Microsoft Ignite.
Explore endpoint security for businesses with more than 300 users.
Microsoft 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.
Customers and IT partners can now request the preview of Microsoft Defender for Business. Preview will roll out in phases to an initial set of partners and customers and will expand gradually throughout the preview. Learn more about the preview and sign-up process in the Technical documentation.
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.