TriZetto Provider Solutions hit by cyberattack
Incident
Summary
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TriZetto Provider Solutions disclosed a data breach involving unauthorized web portal access that exposed sensitive information for 3,433,965 people, creating significant privacy and identity-theft risk. Investigators found the access window began on November 19, 2024 and was detected on October 2, 2025. The exposed records included insurance eligibility verification data and related personal, health, and insurance details.
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TriZetto Provider Solutions patient and health insurance data leak
Data Leak
First: 09.03.2026 12:45
Last: 09.03.2026 12:45
Sources 1
How related:
Names, addresses, dates of birth, Social Security numbers, health insurance member numbers (including Medicare identifiers), provider names, health insurer names, primary insured information, and other demographic, health, and health insurance information.
About this happening:
TriZetto Provider Solutions disclosed a **data leak** affecting **over 3.4 million individuals**, putting sensitive patient and insurance records at risk of identity misuse. The c...
TriZetto Provider Solutions patient and health insurance data leak
Data LeakHow related: Names, addresses, dates of birth, Social Security numbers, health insurance member numbers (including Medicare identifiers), provider names, health insurer names, primary insured information, and other demographic, health, and health insurance information.
About this happening: TriZetto Provider Solutions disclosed a **data leak** affecting **over 3.4 million individuals**, putting sensitive patient and insurance records at risk of identity misuse. The c...
Timeline
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06.03.2026 21:50 1 articles · 2mo ago
TriZetto web portal unauthorized access begins
Exploitation ObservedUnauthorized access to TriZetto Provider Solutions' web portal began and exposed insurance eligibility verification records used by providers to confirm patient coverage before treatment.
Show sources
- Cognizant TriZetto breach exposes health data of 3.4 million patients — www.bleepingcomputer.com — 06.03.2026 21:50
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06.03.2026 21:50 2 articles · 2mo ago
TriZetto detects suspicious web portal activity
Detection Ioc UpdateTriZetto Provider Solutions detected suspicious activity on a web portal and launched an investigation with external cybersecurity experts.
Show sources
- Cognizant TriZetto breach exposes health data of 3.4 million patients — www.bleepingcomputer.com — 06.03.2026 21:50
- TriZetto Provider Solutions Breach Hits 3.4 Million Patients — www.infosecurity-magazine.com — 09.03.2026 12:45
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06.03.2026 21:50 1 articles · 2mo ago
Affected providers alerted about TriZetto breach
Untyped PhaseTriZetto Provider Solutions alerted affected providers about the breach on December 9, 2025.
Show sources
- Cognizant TriZetto breach exposes health data of 3.4 million patients — www.bleepingcomputer.com — 06.03.2026 21:50
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06.03.2026 21:50 1 articles · 2mo ago
Public disclosure confirms TriZetto breach exposure count
Initial DisclosureA Maine Attorney General filing put the exposed population at 3,433,965, TriZetto said payment card, bank account, or other financial information was not exposed, and notification recipients were offered free 12-month Kroll credit monitoring and identity protection services.
Show sources
- Cognizant TriZetto breach exposes health data of 3.4 million patients — www.bleepingcomputer.com — 06.03.2026 21:50