Windward Life Care
Senior care provider affected by ransomware attack exposing patient data
Healthcare Data Breaches (11940 indexed)
Adams County Government
Ransomware attack disabled county systems for over a week; $250K restoration
France ANTS
Major cyberattack on national identity agency exposed 19 million records with personal data
Department for Education
Cyberattack exposed approximately 607,000 records
Tribeca Film Festival
666,000 records including celebrity contact data exposed from unprotected database without password or encryption
Marquis Software Solutions
Ransomware attack exposed 788,000 financial records including names, addresses and card numbers
Cognizant
Data breach on April 21, 2026; personal information exposed; company offers $1 million identity theft cover
Google Dawn
Google Dawn Use-After-Free Vulnerability — Google Dawn contains an use-after-free vulnerability that could allow a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML pag
Bol (Dutch retailer)
Third-party logistics partner breach affecting online retailer operations
Laurel Eye Clinic
Security incident exposed patient data in ransomware attack
Intesa Sanpaolo S.p.A.
Employee unlawfully accessed customer data over two years; insider threat breach
Mexican Government (9 agencies)
Single hacker exploited Claude Code and OpenAI platforms to breach 9 Mexican government agencies
Marquis (fintech)
2025 ransomware attack stole 672,000 records including names, addresses and card numbers
Fortinet FortiGate
73,932 FortiGate firewall systems exposed with valid administrative and VPN credentials
UK BioBank
Confidential health records from 500k Britons exposed and offered for sale on Chinese website
Heart South Cardiovascular Group
Data breach affected 46,666 patients, exposing personal and health records
ANTS (France ID Agency)
Cyberattack exposed 19 million records from French national identity agency
Legend Senior Care
Senior care provider affected by ransomware attack exposing patient data
Valley Kidney Specialists
Data breach compromised personal and health information of patients
CISA/US Federal Agency
US federal department breached through Cisco vulnerability allowing FIRESTARTER backdoor malware access through March 2026
Mexican Government Agencies
Single hacker compromised 9 government agencies using Claude Code and OpenAI tools
ShinyHunters
ShinyHunters breached Rockstar Games via Snowflake; 165 organizations affected in supply chain attack
Nissan
Data breach involving information held by third-party vendor
T-Mobile USA
Insider incident data breach with limited impact