Ransomware’s new business model

Gain fresh insights about ransomware as a service in this quarter’s Cyber Signals threat intelligence brief.

Safeguard your people, data, and infrastructure

Be fearless with a comprehensive approach to security that’s end to end, best in breed, and AI driven.

Protect everything

Safeguard your entire organization with integrated business security solutions built to work across platforms and cloud environments.

Simplify the complex

Prioritize the right risks with unified management tools created to maximize the human expertise inside your company.

Catch what others miss

Leading AI, automation, and expertise help you detect threats quickly, respond effectively, and fortify your security posture.

Grow your future

With the peace of mind that comes with a comprehensive security solution, you’re free to grow, create, and innovate your business.

Featured security solutions

Adapt to the complexity of today’s security environment.

Get the latest from Microsoft Security

Stay ahead of threats

Unmask adversaries with Microsoft Defender Threat Intelligence and discover vulnerabilities and unmanaged assets with Microsoft Defender External Attack Surface Management.

Protect yourself from ransomware

Learn how configuration errors leave you vulnerable to attack and get strategies to help you defend your company from ransomware’s new business model.

2022 MITRE Engenuity ATT&CK® Evaluations

Microsoft 365 Defender demonstrates industry-leading protection in the 2022 MITRE Engenuity ATT&CK® Evaluations.

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The future of compliance and data governance

Learn about Microsoft Purview—a comprehensive set of solutions which helps you govern, protect, and manage your entire data estate.

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Microsoft is an industry leader

See why industry analysts and other security experts have recognized Microsoft as a leader.

Gartner, MITRE ATT&CK, Forrester and IDC
Gartner, MITRE ATT&CK, Forrester and IDC

Learn how our customers safeguard their businesses

Microsoft Security community events

Expand your expertise, learn new skills, and build community at these special events.

Protect everything

Make your future more secure. Explore your security options today.