INDIANAHackingHealthcareHealthcareBusiness Associate (HIPAA)Customer Data InvolvedPHIHealth (basic)Identity (basic)Government IDFinancial accountHighContained

LINCOLN NATIONAL CORPORATION

bd_964c51338bc990e4 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

May 2, 2025

To disclose

—

Affected

1,123

Confidence

68%

Full breach record for LINCOLN NATIONAL CORPORATION →30 incidents on file

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.

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HIPAA clock✓ HHS notified

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

⚠ No discovery dateThe OCR public portal omits the discovery date, so the 60-day notification clock cannot be evaluated from this source — only that the filing was submitted.

Incident timeline — partial

? — ?

Breach window unknown

May 2, 2025

Filed

—

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1,123 affectedView incident

Name: LINCOLN NATIONAL CORPORATION
norm: lincoln national
Domain: lincolnfinancial.com
Industry: Insurance — Health

Name: LINCOLN NATIONAL CORPORATION
norm: lincoln national
Domain: lincolnfinancial.com
Also named: Lincoln National Corporationdba oflegal entity
Lincoln Financialdba oftrade name
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 1,123nationwide
Data types: PHIHealth (basic)Identity (basic)Government IDFinancial account
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Health planBusiness associate involved
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External

During the incident: Notified HHS
Notified affected individuals
Strengthened passwords
Changes made: Offered credit monitoring
Source: Quoted from the filing itself, not independently verified.

Compliance flags: HHS notified
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: not extracted
→ Notified: not extracted
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: not extracted → Notified: not extracted	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://ocrportal.hhs.gov/ocr/breach/breach_report.jsf
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: May 2, 2025
Raw hash: f847a7fdda7191d33e232fe4e35279175566df92e18ca796ac7e0f29a0ca28ec

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Reporting entityLINCOLN NATIONAL CORPORATION

Victim entityLINCOLN NATIONAL CORPORATION

IncidentUnauthorized Access

Stated responseNotified HHS

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing