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Microsoft Security

Guard against ransomware

Prevent, detect, and respond to ransomware at machine speed with Microsoft Security.

Proactively prepare for a ransomware attack

Build your own incident response playbook with this step-by-step guide that includes a comprehensive ransomware defense checklist built by the Microsoft Digital Security and Resilience team. 

Mitigate cyberthreats with end-to-end security 

Supercharge your ransomware defense with unparalleled protection across the cyberattack chain.

Protect your multicloud, multiplatform environment

Gain comprehensive visibility and risk mitigation for managed and unmanaged devices across your on-premises and multicloud network.

Take advantage of incident-driven recommendations

Expose and eliminate modern cyberthreats and their infrastructure with unmatched global threat intelligence informed by 65 trillion daily signals. 

Automatically disrupt ransomware cyberattacks in real time

Stop lateral movement of advanced cyberattacks using AI capabilities that automatically isolate compromised devices and user accounts.

Investigate and respond faster with complete visibility

Stay ahead of cyberthreats with fully integrated security information and event management (SIEM) and extended detection and response (XDR). 

Protect against ransomware

Stay ahead of growing cyberthreats by securing emails, endpoints, identities, workloads, and cloud apps from sophisticated ransomware attacks.

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Safeguard your business with ransomware protection

Explore comprehensive cyberthreat protection products designed to work together seamlessly to safeguard your organization from ransomware. 

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Microsoft Sentinel

Gain visibility across your entire digital estate with a modern SIEM.

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Microsoft Defender XDR

Stop cyberattacks and coordinate response across assets with XDR.

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Microsoft Defender for Cloud

Secure your multicloud and hybrid environment with a comprehensive cloud-native application protection platform.  

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Microsoft Defender Threat Intelligence

Understand and eliminate modern cyberthreats with dynamic threat intelligence. 

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Microsoft Incident Response 

Get help before, during, and after a ransomware event from highly specialized incident response experts available to work with you onsite or remotely. 

Keep up with the latest cybersecurity threats

Get an in-depth look at how threats such as ransomware and advanced phishing tactics are evolving—and how to stay ahead of them.

Unified security operations platform

Secure your digital estate with the only security operations (SecOps) platform that unifies the full capabilities of extended detection and response (XDR) and security information and event management (SIEM).

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Unified portal

Detect and disrupt cyberthreats in near real time and streamline investigation and response.

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Security operations maturity self-assessment tool

Find out if your security operations center is prepared to detect, respond to, and recover from cyberthreats.

Microsoft Digital Defense Report 

Stay informed about the evolving cybersecurity landscape with in-depth research, insights, and expertise. 

Microsoft is an industry leader

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


Additional ransomware resources


What is ransomware?

Understand how ransomware works and how to protect your organization. 


Cyberthreat Minute: The scale of worldwide cybercrime

Review a year's worth of cybersecurity research condensed into one 60-second window.  


Microsoft Incident Response

Learn how to effectively respond to incidents and limit their damage with resources from Microsoft and the incident response community.


Microsoft Threat Intelligence

Get the latest insights from the Microsoft Threat Intelligence community made up of more than 8,000 world-class security experts.

Protect everything

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

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