HackingHealthcareHealthcareCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)EmploymentMediumContained

The Kendal Corporation

bd_c31911bef98904e5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 30, 2024

Filed

Dec 31, 2024

To disclose

26 weeks

Affected · nationwide

9,8105 in this filing

Linked

9 filings

Confidence

65%

Full breach record for The Kendal Corporation →2 incidents on file

The Kendal Corporation, a non-profit healthcare provider, reported an external system breach (hacking) occurring June 26-30, 2024. The incident affected current and former employees, exposing names and employment-related information. 9,810 individuals were affected, including 5 Maine residents. TKC notified law enforcement, engaged forensic specialists, and offered 24 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Jun 30, 2024 → Filed with AG Dec 31, 2024184d ⏱ ME AG >30d26 weeks discovery → filing

Incident timeline

undetected · 4 days

discovery → filing · 26 weeks / 184 days

Jun 26, 2024

Begins

Jun 30, 2024

Discovered

Dec 31, 2024

Filed

vs. sector median

+17 wks slower

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

Linked disclosures

Why this link?

Regulatory filings (8) · sorted by filing gap

Vermont State AGbd_dbebfd707b1fce332024-12-30 · +1dVerified
New Hampshire State AGbd_58ba581dac7634812025-01-02 · +2dVerified
Massachusetts State AGbd_a890602740bd78402025-01-02 · +2dVerified
Indiana State AGbd_42d2c8983f75f43c2024-12-27 · +4dVerified

Show 4 more filings ↓up to 111d gap

Illinois State AGbd_a76228390d64af412024-12-01 · +30dVerified
Massachusetts State AGbd_8b46f4edc90833192024-09-17 · +105dVerified
New Hampshire State AGbd_c2e8744075523f9e2024-09-17 · +105dVerified
Vermont State AGbd_a5608ebfb0a0bf052024-09-11 · +111dCandidate

Name: Cipriani & Werner
norm: cipriani werner
Domain: c-wlaw.com

Name: The Kendal Corporation
norm: the kendal
Industry: Healthcarellm

Discovered: Jun 30, 2024
Breach occurred: Jun 26, 2024 – Jun 30, 2024
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 27, 2024
Affected individuals: 9,810state + nationwide
Data types: Identity (basic)Employment
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Initial access: exploit_public_facing

During the incident: Notified law enforcement
Conducted a thorough forensic investigation with the assistance of third-party specialists
Offering you access to twenty-four (24) months of complimentary credit monitoring and identity protection services
Changes made: Reviewed its policies and procedures related to data protection
Introduced new technical safeguards to minimize the chance of a similar incident occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 weeks(184 days from discovery to filing)
Compliance flags: ME AG >30d · 184dME resident >60d · 180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jun 30, 2024
→ Filed with AG: Dec 31, 2024
184d 30 days (soft) ME AG >30d
Maine
Discovered: Jun 30, 2024
→ Notified: Dec 27, 2024
180d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jun 30, 2024 → Filed with AG: Dec 31, 2024	184d	30 days (soft)	ME AG >30d
Maine	Discovered: Jun 30, 2024 → Notified: Dec 27, 2024	180d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 6 states

View merged incident ↗

Vermont State AGSep 11 · first

Massachusetts State AG+6d

New Hampshire State AG+6d

Illinois State AG+81d

Indiana State AG+107d

Vermont State AG+110d

Maine State AG+111d · this page

New Hampshire State AG+113d

Massachusetts State AG+113d

Pattern: first filing Sep 11 (VT), last Jan 2 (MA) — a 113-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/b2c3a532-7b0b-4f6d-974d-14b49899cf5b.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 31, 2024
Raw hash: e820785a33fa4835cebf25f14879a6f7cd0c7f5d980ae69f06dede514db922b7

Linked disclosures

Regulatory filings (8) · sorted by filing gap

Reporting entityCipriani & Werner

Victim entityThe Kendal Corporation

Incidentdiscovered Jun 30, 2024

Stated responseNotified law enforcement

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov