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Microsoft Security
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Microsoft Security for business  

Comprehensive cybersecurity for your business

Run your business securely with AI-powered, enterprise-grade cybersecurity and productivity tools designed for businesses with 1-300 employees.
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Featured capabilities

Run your business securely with Microsoft 365 Business Premium  

  • Protect against phishing and ransomware with comprehensive, multiplatform security for your email, collaboration apps, and endpoints.
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  • Encrypt emails, discover, label, and classify sensitive data, and help prevent business information from being accidentally or maliciously shared or lost.
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  • Apply security policies to help protect work data on company-owned and employee devices. Keep company data within approved apps and remove business data from lost or stolen devices.
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  • Help employees securely access business apps wherever they work. Safeguard against password loss or theft with advanced multifactor authentication. 
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  • Make remote work productive and secure with collaboration tools such as Microsoft Teams and Office, included in Microsoft 365 Business Premium.  
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What’s new

Get the latest from Microsoft Security 

Simplify your Zero Trust strategy

Defend your business against increasingly sophisticated cyberattacks with new solutions for security operations, identity, and network access.
Read the blog

A Leader in Modern Endpoint Security for Midsize and Small Businesses

Learn why Microsoft was the only vendor positioned in the Leaders category across three IDC MarketScapes for Worldwide Modern Endpoint Security 2024 for Enterprises, Midsize, and Small Businesses.1,2,3
Read the blog
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IDC ranked Microsoft number one for market share in corporate endpoint security

Learn why more businesses are entrusting their corporate endpoint security to Microsoft than any other vendor.4
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Microsoft Security blog

Get the latest information about threats that are impacting businesses—and strategies to defend against them.

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Defender for Business blog

Get news and updates on Defender for Business innovations.

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SECURITY SOLUTIONS

Small businesses deserve big security

Protect your business with enterprise-grade cybersecurity solutions designed for small and medium-sized organizations.
Microsoft 365 Business Premium
Defender for Business

See how Microsoft 365 Business Premium provides end-to-end security.

Written as: Top 5 ways microsoft 365 premium can benefit your business.
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Customer stories

Explore how Microsoft helps businesses stay secure

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“I can support the business more effectively with a very small team.”
Mehboob Kasim, President, Operations and Systems
Products
Microsoft 365 Business Premium
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“[Microsoft Defender for Business]’s focus on security and efficiency solved a lot of problems for us and provided a simple solution we used to modernize our business.”
Branislav Krampl, Director of Information and Communications Technology, Internal Processes Optimalization, and Marketing
+35 points
In Microsoft Secure Score after implementing security features.
+15%
More efficient technicians
Products
Microsoft 365 Business Premium
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“With Microsoft Defender, we have a prebuilt security solution that comes with default settings to help cover the biggest threats.” 
Lisa S. Jones , Founder and Chief EyeMail Officer
71%
Growth in two years
Products
Microsoft Defender for Business
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“It’s been a big upgrade for us in overall security.”
Frank Severin, Head of Organization and Processes
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Simplify your business with Microsoft 365 Business Premium, a comprehensive solution for cybersecurity and productivity.
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  1. [1]
    IDC MarketScape: Worldwide Modern Endpoint Security for Small Businesses Vendor Assessment, 2024, Michael Suby, March 2024.
  2. [2]
    IDC MarketScape: Worldwide Modern Endpoint Security for Midsize Businesses Vendor Assessment, 2024, Michael Suby, February 2024.
  3. [3]
    IDC MarketScape: Worldwide Modern Endpoint Security for Enterprises Vendor Assessment, 2024, Michael Suby, January 2024.
  4. [4]
    IDC Marketshare: Worldwide Corporate Endpoint Security Market Shares, 2022: Pace of Growth Accelerated Through 2022, IDC, Michael Suby, June 2023.

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