Corewell Health (Michigan)
1M patient records exposed via third-party vendor Welltok
Every confirmed data breach we've indexed across 4502+ incidents from healthcare, finance, technology, government, retail, and education. Sourced from Verizon DBIR, public disclosure feeds, and major security news outlets. Updated automatically.
1M patient records exposed via third-party vendor Welltok
48K student records exposed in vendor breach
4.2M member financial records exposed via insider threat at Quebec credit union
890K banking records stolen
340K medical device records stolen
210K M&A deal records exposed in targeted attack
560K commodity trading records stolen
340K vehicle owner records exposed
340K client records stolen in supply chain attack
190K patient oncology research records exposed via targeted spear-phishing campaign
450K student records stolen in ransomware
780K employee and contractor records stolen
2.3M client and employee records compromised
670K enterprise records compromised in supply chain attack
1.3M customer records exposed via contractor portal breach
1.7M patient records compromised across 400+ facilities
95K resident records compromised in phishing attack
450K patient records stolen in ransomware
280K database credentials exposed in supply chain incident
890K patient records compromised in ransomware
340K student records compromised in network intrusion
1,026,468 records exposed — Email addresses, Names, Phone numbers, Physical addresses
1.5M pharmacy records exposed
1.8M member records compromised in second breach