Protect against ransomware
Prevent, detect, and respond to ransomware at machine speed with Microsoft Security.
?resMode=sharp2&op_usm=1.5,0.65,15,0&wid=1920&hei=1000&qlt=100&fmt=png-alpha&fit=constrain)
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.
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).
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 by using AI to automatically isolate compromised devices and user credentials.
Protect your multicloud, multiplatform environment
Gain comprehensive visibility and minimize risks for managed and unmanaged devices across your on-premises and multicloud network.
Learn how Microsoft Security provides end-to-end protection to safeguard your organization from growing ransomware threats.
Protect against ransomware
Stay ahead of growing cyberthreats by securing emails, endpoints, identities, workloads, and cloud apps from sophisticated ransomware attacks.
Safeguard your business with ransomware protection
Explore comprehensive cyberthreat protection products designed to work together seamlessly to safeguard your organization from ransomware.
Microsoft Defender for Cloud
Secure your multicloud and hybrid environment with a comprehensive cloud-native application protection platform.
Microsoft Defender Threat Intelligence
Understand and eliminate modern cyberthreats with dynamic threat intelligence.
Microsoft Incident Response
See what’s new in cyberthreat protection and AI
Discover the latest trends and best practices in cyberthreat protection and AI for cybersecurity with our library of webcasts, e-books, and analyst reports.
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).
Unified portal
Detect and disrupt cyberthreats in near real time and streamline investigation and response.
Microsoft Defender XDR
Achieve unified security and visibility across your clouds, platforms, and endpoints.
Microsoft Sentinel
Aggregate security data and correlate alerts from virtually any source with cloud-native SIEM.
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.1
Additional ransomware resources
What is ransomware?
Understand how ransomware works and how to protect your organization.
Microsoft Digital Defense Report 2023
Gain a comprehensive view of the evolving threat landscape through a year’s worth of actionable research.
Microsoft Threat Intelligence
Get the latest insights from the Microsoft Threat Intelligence community made up of more than 8,000 world-class security experts.
Microsoft Incident Response
Learn how to effectively respond to incidents and limit their damage with resources from Microsoft and the incident response community.
Protect everything
Follow Microsoft