Case Study

7 Real-World Stories of Cyber Resilience
Learn how leading organizations in healthcare, finance, and government defeated sophisticated cyberattacks and restored critical services in record time. Explore seven detailed case studies of organizations that successfully navigated high-stakes ransomware attacks. Discover the recovery playbooks and expert strategies used to minimize downtime and secure critical data.
- Topic
- Security
- Published
- 20 Jan 2026

When a major cyberattack strikes, the difference between weeks of downtime and a 24-hour recovery lies in preparation and expert response. This report highlights the work of the Cohesity Cyber Event Response Team (CERT) in helping global organizations across diverse sectors like healthcare, financial services, and the public sector, overcome encrypted systems and data breaches.
From a hospital meeting payroll deadlines despite an attack to a city government restoring services in less than a day, these stories provide actionable insights into incident response best practices. Learn how to align your recovery stages with proven frameworks to ensure that when an attack happens, your organization is ready to respond and recover quickly and securely.
Key Highlights:
Rapid VM Restoration: How an international nonprofit successfully restored encrypted virtual machines to maintain global operations.
Expedited Financial Recovery: A leading lender’s strategy for restoring time-sensitive files and accelerating business continuity.
Healthcare Continuity: The story of a hospital that successfully recovered its payroll system by the deadline during a ransomware crisis.
Mass Data Recovery: Insights into how a manufacturer recovered over 100,000 encrypted files without paying a ransom.
24-Hour Government Restoration: A city government’s playbook for restoring public services within a day of starting an investigation.
Critical System Protection: How law enforcement agencies confidently restored dispatch systems used as staging areas for attacks.
Public Sector Resilience: A library system's success in protecting and restoring services through Cohesity-protected environments.
The Role of CERT: Understanding how expert Cyber Event Response Teams reduce financial risk and operational disruption.
Incident Response Best Practices: Key takeaways on aligning recovery stages with industry-leading security frameworks.
