LINCOLN NATIONAL CORPORATION
ent_019e4598ccfb323af86e819fa6082837
Disclosures
4
HHS OCR · SEC 10-K Item 1C · 2 jurisdictions
Incidents
—
no linked incident in sample
Max affected reported
3,070
as filed · HHS OCR IN
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- LINCOLN NATIONAL CORPORATION
- Normalized
- lincoln national— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- EFQMQROEDSNBRIP7LE47
- SEC EDGAR CIK
- 0000059558
- Domain
- lincolnfinancial.com
Disclosure history (4)newest first
- INDIANAHHS OCRas victim2026-06-02
Lincoln National Corporation (d/b/a Lincoln Financial), a health plan based in Indiana, reported a breach affecting 3,070 individuals. The incident involved unauthorized access to or disclosure of information stored on paper or films. No business associate was involved.
- INDIANAHHS OCRas victim2026-01-30
Lincoln National Corporation d/b/a/ Lincoln Financial reported to HHS on 2026-01-30 a Unauthorized Access/Disclosure affecting 998 individuals. Breached information located on Paper/Films. An employee impermissibly mailed PHI of 998 individuals to the wrong recipients. The PHI involved demographic and financial information. The CE notified HHS and the affected individuals. In response to the breach, the CE provided complimentary credit monitoring services to the affected individuals, and implemented additional administrative, technical, and security safeguards to better protect its PHI.
- INDIANAHHS OCRas victim2025-05-02
Lincoln National Corporation d/b/a Lincoln Financial reported to HHS on 2025-05-02 a Hacking/IT Incident affecting 1123 individuals. Breached information located on Network Server. A business associate experienced a cyberattack impacting PHI including names, addresses, DOB, SSN, and claims data. The covered entity notified HHS and individuals, strengthened passwords, and offered credit monitoring.
- FEDERALSEC 10-K Item 1Cas reporting2024-03-15
Lincoln National Corporation (LNC) 10-K Item 1C cybersecurity disclosure. The filing describes LNC's cybersecurity risk management program, governance structure, and supplier risk management strategy. The company states it has not been materially affected by a cybersecurity breach to date. No specific incident is disclosed.
Subsidiary disclosures (newest 10)filed by group companies
◈ These filings were made by or about subsidiaries of LINCOLN NATIONAL CORPORATION — not by LINCOLN NATIONAL CORPORATION itself. Corporate relationships are mapped from GLEIF relationship records and SEC Exhibit 21 filings.
- 🏎️Indiana State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2026-06-18
Lincoln National Life Insurance Company reported a data breach to the Indiana Attorney General. The breach occurred on 2026-06-08 and was reported on 2026-06-18. 1 Indiana residents were affected.
- 🏎️Indiana State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2026-06-02
Lincoln National Life Insurance Company reported a data breach to the Indiana Attorney General. The breach occurred on 2025-10-29 and was reported on 2026-06-02. 6 Indiana residents were affected. 181 individuals affected in total.
- 🏛️Massachusetts State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2026-06-01
Lincoln National Life Insurance Company notified Massachusetts residents of unauthorized access to personal information. The breach involved personal data including names and Social Security numbers. The company provided two years of complimentary credit monitoring via Experian IdentityWorks. No improper use of information was detected.
- 🏛️Massachusetts State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2026-06-01
The Lincoln National Life Insurance Company notified Massachusetts residents of unauthorized access to personal information, including Short Term Disability (STD) claim data. The breach was discovered on or about June 9, 2026. Affected individuals are offered two years of Experian IdentityWorks credit monitoring. No improper use of information has been indicated.
- 🏛️Massachusetts State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2026-05-01
Lincoln National Life Insurance Company notified Massachusetts residents on May 22, 2026, that their personal information was subject to unauthorized access. The company provided complimentary two-year Experian IdentityWorks credit monitoring. No improper use was indicated. The incident involved valid credential compromise.
- 🏎️Indiana State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2026-03-03
The Lincoln National Life Insurance Company reported a data breach to the Indiana Attorney General. The breach occurred on 2026-02-06 and was reported on 2026-03-03. 2 Indiana residents were affected. 28 individuals affected in total.
- 🏎️Indiana State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2026-03-03
The Lincoln National Life Insurance Company reported a data breach to the Indiana Attorney General. The breach occurred on 2026-02-06 and was reported on 2026-03-03. 2 Indiana residents were affected. 28 individuals affected in total.
- 🦞Maine State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2025-05-01
The Lincoln National Life Insurance Company, a financial services organization, reported a data breach affecting 15 Maine residents. The breach was discovered on March 14, 2025, and occurred on December 12, 2024. Affected individuals were notified on April 30, 2025, and offered identity monitoring services through Kroll.
- 🏎️Indiana State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2025-04-30
The Lincoln National Life Insurance Company reported a data breach to the Indiana Attorney General. The breach occurred on 2024-12-12 and was reported on 2025-04-30. 61 Indiana residents were affected. 8,848 individuals affected in total.
- 🏎️Indiana State AGvia THE LINCOLN NATIONAL LIFE INSURANCE COMPANY2024-10-03
The Lincoln National Life Insurance Company reported a data breach to the Indiana Attorney General. The breach occurred on 2024-04-11 and was reported on 2024-10-03. 1 Indiana residents were affected.