COGNIZANT TECHNOLOGY SOLUTIONS CORPORATION
ent_019e5958037b1ad3baba0981b337a6cc
Disclosures
10
State AG · HHS OCR · Leak Site · 6 jurisdictions
Multi-filing incidents
1
incidents joining 2+ filings here
Max affected reported
7,313
nationwide · HHS OCR TX
Leak-site claims
1
unverified actor claims
Identity resolution
- Canonical name
- COGNIZANT TECHNOLOGY SOLUTIONS CORPORATION
- Normalized
- cognizant technology— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- 5493006IEVQEFQO40L83
- SEC EDGAR CIK
- 0001058290
- Domain
- cognizant.com
Disclosure history (10)newest first
- Massachusetts State AGas victim2026-08-01
Cognizant Technology Solutions US Corporation notified Massachusetts residents of a security breach occurring on or around April 21, 2026. The incident involved personal information, including Social Security Numbers. The company offered 24 months of identity theft protection services through IDX. No specific attack vector or number of affected individuals was disclosed in the notice.
- Illinois State AGas victim2026-04-01
COGNIZANT filed a data-breach notice with the Illinois Attorney General in April 2026 (case 26-04-1166). The register records the breach as discovered on April 1, 2026. Personal information types reported: financial account number, medical information. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.
- Illinois State AGas victim2024-03-01
COGNIZANT filed a data-breach notice with the Illinois Attorney General in March 2024 (case 24-03-070). The register records the breach as discovered on March 29, 2023. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.
- TEXASHHS OCRas reporting2023-08-03
Cognizant Technologies Solutions reported to HHS on 2023-08-03 a Hacking/IT Incident affecting 7313 individuals. Breached information located on Network Server. The business associate compromised PHI including names, DOB, addresses, SSNs, and claims/financial data. Response included credit monitoring, HHS/individual/media notification, and enhanced safeguards.
- Illinois State AGas reporting2023-01-01
COGNIZANT/TMG filed a data-breach notice with the Illinois Attorney General during 2023 (case 23-573). The register records the breach as discovered on May 30, 2023. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.
- GLOBALLeak Siteas victim2022-06-01
cognizant.com
- New Hampshire State AGas victim2020-07-01
Cognizant Technology Solutions Corporation notified the NH AG of a ransomware attack. Unauthorized access occurred April 9-11, 2020; discovered April 20, 2020. Impacted data included names, SSNs, financial account info, and corporate credit card details for ~135 NH residents (employees/contractors). Cognizant is cooperating with the FBI and offering credit monitoring.
- Massachusetts State AGas victim2020-06-24
Cognizant Technology Solutions Corporation reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2020-06-24. 57 Massachusetts residents were affected. The report records the breach type as electronic.
- California State AGas victim2020-06-17
Cognizant Technology Solutions Corporation disclosed a ransomware attack by international cyber criminals. Unauthorized access occurred between April 9-11, 2020, and was discovered on April 20, 2020. Attackers staged and likely exfiltrated limited data, including corporate credit card information, names, Social Security numbers, and driver's license/passport data for some associates. The company contained the incident, cooperated with the FBI, and offered 12 months of credit monitoring to affected individuals.
- Illinois State AGas victim2019-01-01
COGNIZANT filed a data-breach notice with the Illinois Attorney General during 2019 (case 2019-167). The register records the breach as discovered on March 7, 2019. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.
Subsidiary disclosures (newest 10)filed by group companies
◈ These filings were made by or about subsidiaries of COGNIZANT TECHNOLOGY SOLUTIONS CORPORATION — not by COGNIZANT TECHNOLOGY SOLUTIONS CORPORATION itself. Corporate relationships are mapped from GLEIF relationship records and SEC Exhibit 21 filings.
- Texas State AGvia TriZetto Provider Solutions2026-06-02
TriZetto Provider Solutions based in Earth City, Missouri, a other entity reported a data breach to the Texas Attorney General. The breach was discovered on 2025-11-28 and reported on 2026-06-02. 312,562 Texas residents were affected. 6,974,232 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Medical Information;Health Insurance Information;Date of Birth. Consumers were notified via U.S. Mail.
- Maine State AGvia TriZetto Provider Solutions2026-03-05
TriZetto Provider Solutions reported an external system breach (hacking) occurring on November 19, 2024, discovered on November 28, 2025. The incident affected 3,433,965 individuals nationwide, including 1,128 Maine residents. Personal identifiers and government IDs were compromised. Notices were sent on February 6, 2026, offering 12 months of credit monitoring via Kroll.
- South Carolina State AGvia TriZetto Provider Solutions2026-02-20
TriZetto Provider Solutions issued a consumer breach notification to South Carolina residents regarding unauthorized access to personal information. The company offered identity monitoring services and established a call center for affected individuals. No evidence of identity theft or fraud was found at the time of notification.
- Oregon State AGvia TriZetto Provider Solutions2026-02-11
TriZetto Provider Solutions reported a data breach to the Oregon Attorney General. The breach was reported on 2026-02-11. The breach occurred during 11/19/2024. The breach was discovered on 1/1/000111/28/2025. 3,433,965 individuals were affected. Notice was sent on 1/1/0001.
- California State AGvia TriZetto Provider Solutions2026-02-11
TriZetto Provider Solutions, a healthcare technology company, reported a data security breach to the California Attorney General. The breach dates span November 19, 2024 through October 2, 2025. Affected individuals were offered identity monitoring services. The nature of the intrusion was not detailed in the available materials.
- Massachusetts State AGvia TriZetto Provider Solutions2026-02-11
TriZetto Provider Solutions notified residents of multiple states, including Massachusetts, of a data breach involving personal information. The company offered identity monitoring services and established a call center. The specific nature of the breach, dates, and number of affected individuals are not detailed in the provided excerpt.
- New Hampshire State AGvia TriZetto Provider Solutions2026-02-11
TriZetto Provider Solutions (TPS) notified the New Hampshire Attorney General of a security incident involving unauthorized access to a web portal used by healthcare providers. TPS became aware of suspicious activity on October 2, 2025, and determined that an unauthorized actor accessed historical eligibility transaction reports containing PHI and PII (names, SSNs, DOB) starting November 2024. TPS engaged Mandiant, contained the threat, and notified approximately 1,795 New Hampshire residents. Remediation included portal security review and offering 12 months of credit monitoring.
- Texas State AGvia TriZetto Provider Solutions2026-02-09
TriZetto Provider Solutions based in Earth City, Missouri, a other entity reported a data breach to the Texas Attorney General. The breach was discovered on 2025-11-28 and reported on 2026-02-09. 171,158 Texas residents were affected. 3,433,965 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Medical Information;Health Insurance Information;Date of Birth. Consumers were notified via U.S. Mail.
- MISSOURIHHS OCRvia TriZetto Provider Solutions2026-02-06
TriZetto Provider Solutions reported to HHS on 2026-02-06 a Hacking/IT Incident affecting 3433965 individuals. Breached information located on Network Server. Business Associate present.
- Montana State AGvia TriZetto Provider Solutions2026-02-06
TriZetto Provider Solutions issued a consumer notification letter to residents in Montana and several other states regarding a cybersecurity incident. The letter offers identity monitoring services and advises individuals to monitor their accounts for suspicious activity. The document does not specify the date of the incident, the discovery date, the number of affected individuals, or the specific data types compromised beyond implying PII and financial data.