MalwareTechnologyManufacturingInformationRansomwareData EncryptedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountHealth (basic)EmploymentMediumActive

HENRY SCHEIN, INC.

bd_cc87b9a5cdf301c1 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 14, 2023

Filed

Nov 17, 2023

To disclose

5 weeks

Affected

Not disclosed

Linked

9 filings

Confidence

66%

Full breach record for HENRY SCHEIN, INC. →6 incidents on file

Henry Schein, Inc. disclosed a cybersecurity incident affecting its manufacturing and distribution businesses, discovered on October 14, 2023. The breach involved unauthorized access to employee personal information, including names, SSNs, driver's licenses, financial data, and medical history. The company engaged forensic experts, notified law enforcement, and offered 24 months of Experian identity monitoring to affected employees.

J jump to incidentP pin to compareR raw source

Vermont clock⏱ VT AG >14 bday5 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

discovery → filing · 5 weeks / 34 days

Oct 14, 2023

Discovered

Nov 17, 2023

Filed

vs. sector median

14 wks faster

This filing is one of 9 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (8) · sorted by filing gap

Montana State AGbd_6c3ca5d013cd7be22023-11-17Verified
SEC 8-Kbd_838851b9407ab0032023-11-16 · +1dVerified
New Hampshire State AGbd_ad54e6e188668b372023-11-16 · +1dVerified
South Carolina State AGbd_e6ff33d71b709e982023-11-28 · +11dVerified

Show 4 more filings ↓up to 70d gap

California State AGbd_4b1727b048fdc8552023-12-06 · +19dVerified
Maine State AGbd_817f39c882aae4e02023-12-06 · +19dVerified
Massachusetts State AGbd_9a93e1de11d7d9732023-12-06 · +19dVerified
Washington State AGbd_72816974130743b62024-01-26 · +70dVerified

Name: HENRY SCHEIN, INC.
norm: henry schein
Domain: henryschein.com

Name: HENRY SCHEIN, INC.
norm: henry schein
Domain: henryschein.com
Industry: TechnologyllmManufacturingllm

Discovered: Oct 14, 2023
Materiality determined: —
Notification sent: Nov 17, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountHealth (basic)Employment
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial

During the incident: Took certain systems offline
Notified relevant law enforcement authorities
Engaged outside cybersecurity and forensic information technology experts
Providing identity theft detection and resolution tools through Experian
Changes made: Conducting an investigation to identify and remove any malicious files
Implementing measures to fortify defenses going forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(34 days from discovery to filing)
Compliance flags: VT AG >14 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 8 states

View merged incident ↗

SEC 8-KNov 16 · first

New Hampshire State AGNov 16 · first

Montana State AG+1d

Vermont State AG+1d · this page

South Carolina State AG+12d

California State AG+20d

Maine State AG+20d

Massachusetts State AG+20d

Washington State AG+71d

Pattern: first filing Nov 16, last Jan 26 (WA) — a 71-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://ago.vermont.gov/document/2023-11-17-henry-schein-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 17, 2023
Raw hash: 1a690e4dffd85d4e7b16c51d7b997ac8339d1128585dbd1d37a6f08e1d303762

Linked disclosures

Regulatory filings (8) · sorted by filing gap

Reporting entityHENRY SCHEIN, INC.

Victim entityHENRY SCHEIN, INC.

Incidentdiscovered Oct 14, 2023

Stated responseTook certain systems offline

ComplianceVT AG >14 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov