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Microsoft Defender for Business

by Microsoft Defender for Business

Free trial AndroidAPIiPhoneMacWindows

Visit Microsoft Defender for Business Alternatives Pricing

Microsoft Defender for Business's own site

Plans

PlanBilled and limitsPrice
Microsoft Entra Internet AccessAnnual subscription—auto renews · Secure employee access to internet, AI, and SaaS apps · Protect against internet threats$5 a month
Microsoft Entra SuiteAnnual subscription—auto renews · Includes Secure Web and AI Gateway capabilities · Continuous, adaptive Conditional Access · Identity governance and real-time risk detection$12 a month
Microsoft Defender for Businessuser/month, paid yearly; annual subscription—auto renews · Up to 300 users · up to five devices per user · no minimum device requirement · server protection available as an add-on$3 a year

As microsoft.com lists them, read 22 Sept 2026. The maker's own page has the final word.

Facts from Microsoft Defender for Business's own pages

APIs
The product comparison lists APIs as included with Defender for Business. · learn.microsoft.com, 9 Oct 2026
Device limit
5 · microsoft.com, 20 Sept 2026
Free plan
No · microsoft.com, 20 Sept 2026
Headquarters
Redmond, Washington, United States · microsoft.com, 23 Sept 2026
Integrations
The product integrates with Microsoft 365 Lighthouse and can work with remote monitoring and management tools and professional services automation software. · learn.microsoft.com, 9 Oct 2026
Management
Administrators use the Microsoft Defender portal to configure the product, monitor devices and detections, view policies, and manage security recommendations. · learn.microsoft.com, 9 Oct 2026
Protection
It includes next-generation protection, endpoint detection and response, automated investigation and remediation, and automatic attack disruption. · learn.microsoft.com, 9 Oct 2026
Protection scope
complete security · microsoft.com, 20 Sept 2026
Purpose
Microsoft Defender for Business is an endpoint security solution for small and medium-sized businesses with up to 300 users that helps protect devices from ransomware, malware, phishing, and other threats. · learn.microsoft.com, 9 Oct 2026
Ransomware protection
Yes · microsoft.com, 20 Sept 2026
Security practices
Microsoft describes service-level security practices for Defender for Business as defense in depth, customer controls, security hardening, and Microsoft 365 operational best practices. · learn.microsoft.com, 9 Oct 2026
Server coverage
Server protection is available through a separate add-on, which requires at least one paid Defender for Business or Microsoft 365 Business Premium license and allows up to 60 server licenses per subscription. · learn.microsoft.com, 9 Oct 2026
Setup
Wizard-driven configuration and default security policies are designed to help protect devices from day one, without requiring specialized knowledge. · learn.microsoft.com, 9 Oct 2026
Paid from
3 · microsoft.com, 20 Sept 2026
Subscriptions
Defender for Business is available as a standalone subscription or included in Microsoft 365 Business Premium. · learn.microsoft.com, 9 Oct 2026
Support
Microsoft's Defender for Business documentation provides a guide for getting help or contacting support. · learn.microsoft.com, 9 Oct 2026
Supported devices
The product supports Windows, macOS, iOS, and Android devices, with no minimum device count. · microsoft.com, 9 Oct 2026
Supported platforms
Windows,macOS,iOS,Android · microsoft.com, 20 Sept 2026
Vulnerability management
The product includes core vulnerability management capabilities to help identify and address weaknesses. · learn.microsoft.com, 9 Oct 2026

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