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Ransomware
Malicious software that encrypts data and demands payment for the decryption key.
15 case studies
Ransomware
2024critical
LockBit Takedown: Operation Cronos Disrupts the World's Most Prolific Ransomware Gang
2 min readRansomware
2024critical
Change Healthcare: Ransomware Cripples US Medical Billing for Months
2 min readRansomware
2024critical
Synnovis NHS: Ransomware Cancels 10,000 NHS Appointments Including Blood Transfusions
2 min readRansomware
2023high
Royal Mail Ransomware: LockBit Cripples UK International Post for Weeks
2 min readRansomware
2022critical
Costa Rica National Emergency: Conti Ransomware Paralyses a Country
2 min readRansomware
2021critical
JBS Foods: REvil Ransomware Shuts Down US Meat Processing Plants
2 min readRansomware
2021critical
Colonial Pipeline Ransomware Attack
2 min readRansomware
2020critical
Garmin WastedLocker: Pilots Lose Navigation, Runners Lose Data for 5 Days
2 min readRansomware
2020critical
Universal Health Services: Ryuk Ransomware Across 400 Hospitals
2 min readRansomware
2019critical
Travelex: WastedLocker Ransomware Takes Down Global Currency Exchange
2 min readRansomware
2019critical
Norsk Hydro: Ransomware Shuts Down Aluminium Plants Across 3 Continents
2 min readRansomware
2019critical
Baltimore City RobbinHood: Ransomware Locks City Government for 5 Weeks
2 min readRansomware
2017critical
WannaCry Global Ransomware Attack
2 min readRansomware
2016high
Hollywood Presbyterian: Hospital Pays $17,000 to Get Patient Records Back
2 min readRansomware
2013high
CryptoLocker: The Ransomware That Invented Modern Extortion
2 min readRansomware
Defend against ransomware
Practical guides drawn directly from these incidents.