Get unified, affordable, AI-powered threat protection, for your small and medium-sized business with Microsoft Defender Suite for Microsoft 365 Business Premium.1
Safeguard your business with industry-leading, unified security
Help your team stay ahead of cyberthreats with AI-powered protection across identities, endpoints, email, IoT, and cloud apps.
Detect and stop threats faster with AI-driven security. Microsoft Defender Suite for Business Premium uses advanced analytics to automatically identify and respond to cyberattacks—reducing risk while minimizing manual effort.
Get real-time, context‑aware defense across your digital estate—reducing risk from compromised access, unmanaged endpoints, and unsafe app activity.
Help protect your business without added complexity. Get unified end-to-end protection that simplifies management while keeping costs predictable.
Get centralized alerts and threat insights across your environment with Microsoft Defender XDR. Prioritize what matters most and respond automatically to threats.
INCLUDED CAPABILITIES
Streamline security with automated defenses
Microsoft Entra ID
Help your team reduce overexposure and stay ahead of targeted cyberattacks with automated risk-based policies and least-privilege access.
Reduce risk with less effort. Keep devices more secure and productive with continuous monitoring, vulnerability assessment, and AI‑driven threat detection.
Help protect email, Teams, and other collaboration tools from phishing and malware using AI-driven detection, automated actions, and guided investigations.
Gain clear visibility and smart control over software and AI‑driven apps. Help your team stay productive while reducing exposure from fast‑moving cloud and generative AI adoption.
Help protect connected devices with real‑time visibility and analytics across IoT assets. Reduce the pathways available to cyberattackers, strengthening resilience without adding overhead.
Automatically disrupt cyberattacks with an extended detection and response (XDR) solution. Get unified alerts from endpoints, email, identities, and cloud services.
Add Microsoft Defender Suite to your Microsoft 365 Business Premium subscription
Get unified, powerful security features in one streamlined solution to help you stay ahead of AI‑driven attacks, identity compromise, and cloud‑first risks.
Microsoft Defender Suite for Microsoft 365 Business Premium
Bring Microsoft 365 E5 advanced security to your business at an affordable price, for up to 300 users.
Requires a Microsoft 365 Business Premium subscription
This product is not available in your market.
Includes everything in Microsoft Defender Suite for Microsoft 365 Business Premium, plus:
Automatic classification and sensitivity labeling
Unified DLP across email, chat, cloud apps, and endpoints
Insider‑risk detection with privacy‑aware analytics
Advanced eDiscovery and audit for legal and compliance needs
Data lifecycle, retention, and records management
Governance tools to manage and protect sensitive data
Compliance Manager with tasks and audit‑ready evidence
Visibility into data usage, movement, and risk
The bundle features are equivalent to the threat protection and data security capabilities in Microsoft 365 E5. For organizations with more than 300 users, explore our enterprise offerings.6
Microsoft Defender: Get threat prevention and detection with Microsoft Defender security capabilities.
Microsoft Entra ID: Protect employee identities and credentials.
Microsoft Purview: Make governing, protecting, and managing your data easy and efficient.
RELATED PRODUCTS
Learn about other Microsoft security and compliance products
Microsoft Purview Suite for Microsoft 365 Business Premium
Help your small or medium-sized business secure data, reduce risk, and meet compliance.
Microsoft Defender Suite for Microsoft 365 Business Premium brings advanced identity management, threat protection, endpoint security, identity defense, and IoT and cloud app protection—previously available only to enterprises—into your Business Premium environment. It’s built for organizations that have up to 300 seats and use Microsoft 365 Business Premium.
It helps detect, prevent, and respond to phishing, ransomware, and identity attacks, while reducing the risk of unauthorized access or data breaches. Microsoft Defender Suite also provides clear visibility across devices, email, identities, IoT, and cloud apps—critical for teams managing security with limited resources.
No. Microsoft Defender Suite provides prebuilt policies, automated threat response, AI-driven recommendations, and clear dashboards—making it easy to deploy protection and manage alerts without deep security expertise. If you work with a partner, you’ll receive the visibility and controls needed to help secure and maintain your environment.
Microsoft Defender Suite helps enforce safe access and provides audit-ready reporting. It works across endpoints, identities, email, IoT, and cloud apps, reducing breach risk while helping teams meet internal and regulatory security requirements. Features such as just-in-time and just-enough access, along with automated investigation and response, support least-privilege and Zero Trust practices for stronger security.
Microsoft Defender Suite for Microsoft 365 Business Premium delivers the same product capabilities as Microsoft Defender Suite, offering enterprise-grade security without enterprise complexity to protect devices, identities, cloud apps, IoT, and data with:
Microsoft 365 Business Premium is designed for organizations with 300 users or fewer. For larger deployments, enterprise plans such as Microsoft 365 E3/E5 or Windows 365 Enterprise may be more appropriate.
Gartner, Magic Quadrant for Endpoint Protection Platforms, Evgeny Mirolyubov, Deepak Mishra, Franz Hinner. July 14, 2025.
Gartner and Magic Quadrant are trademarks of Gartner, Inc., and/or its affiliates. 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.
Forrester does not endorse any company, product, brand, or service included in its research publications and does not advise any person to select the products or services of any company or brand based on the ratings included in such publications. Information is based on the best available resources. Opinions reflect judgment at the time and are subject to change. For more information, read about Forrester’s objectivity here .
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