Social EngineeringHealthcareHealthcarePhishingData ExfiltratedCustomer Data InvolvedFinancial accountHealth (basic)Identity (basic)Government IDMediumContained

HUMANA INC.

bd_60905841e9eb00ec · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jun 12, 2026

To disclose

—

Affected

3state residents only

Linked

16 filings

Confidence

67%

Full breach record for HUMANA INC. →40 incidents on file

Pillsbury Winthrop Shaw Pitman LLP notified Humana and affected individuals of a security event where sophisticated social engineering (phishing) targeted law firms, allowing an unauthorized actor to download court-case documents belonging to Humana. The breach exposed personal information, including Social Security Numbers, credit/debit card numbers, and bank account numbers. Humana is providing 24 months of free credit monitoring through Equifax. The incident is contained.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d

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

Incident timeline — partial

? — ?

Breach window unknown

Jun 12, 2026

Filed

—

Corroborated · see linked filings

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

This filing is one of 16 about the same incident.View merged incident

A leak claim by cl0p about this victim predates this filing by 202 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

New Hampshire State AGbd_340755f98cffa7042026-06-12Verified by operator
Texas State AGbd_bb1cc89a278c171c2026-06-18 · +6dVerified by operator
Nebraska State AGbd_960ec039543338a62026-06-01 · +11dVerified
HHS OCRbd_1b2396b69d25cc382026-05-15 · +28dVerified

Show 6 more filings ↓up to 86d gap

Illinois State AGbd_7c6eea2e34a068c22026-05-01 · +42dVerified
Illinois State AGbd_8ed01c44f5316bd22026-05-01 · +42dVerified
Idaho State AGbd_9d83c93a948631422026-04-30 · +43dVerified by operator
Texas State AGbd_22aeccc5358a90112026-04-24 · +49dVerified by operator
Idaho State AGbd_52560034b40b0f2a2026-03-27 · +77dVerified
Massachusetts State AGbd_d3125512bb3bdc782026-03-18 · +86dVerified

Showing first 10 of 15 linked disclosures.

Name: PILLSBURY WINTHROP SHAW PITTMAN LLP
norm: pillsbury winthrop shaw pittman

Name: HUMANA INC.
norm: humana
Domain: humana.com
Industry: Healthcarellm

Discovered: —
Materiality determined: —
Notification sent: Jun 1, 2026
Affected individuals: 3state-resident count only
Data types: Financial accountHealth (basic)Identity (basic)Government ID
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: External
Initial access: phishing_link

During the incident: Engaged a third-party security firm
Made computer systems safer
Told law enforcement about what happened
Provided free credit monitoring and identity help for 24 months through Equifax
Changes made: Made computer systems safer
Source: Quoted from the filing itself, not independently verified.

Compliance flags: Leak >180d
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 7 states

View merged incident ↗

Massachusetts State AGMar 18 · first

Idaho State AG+9d

Texas State AG+37d

Idaho State AG+43d

Illinois State AG+44d

HHS OCR+58d

Nebraska State AG+75d

New Hampshire State AG+86d

Massachusetts State AG+86d · this page

Texas State AG+92d

Pattern: first filing Mar 18 (MA), last Jun 18 (TX) — a 92-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 15 — the full spread may be wider.

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://www.mass.gov/doc/2026-963-humana-in/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 12, 2026
Raw hash: 858e9b0588b622ff6008364afebe68259052910675078af65d901aabf5fb6a29

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityPILLSBURY WINTHROP SHAW PITTMAN LLP

Victim entityHUMANA INC.

IncidentPhishing

Stated responseEngaged a third-party security firm

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov