UnknownGovernment IDFinancial accountMedium

Drost Kivlahan McMahon & O'Connor LLC

bd_60d7ee977e50e02d · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Aug 29, 2024

To disclose

—

Affected

17state residents only

Linked

8 filings

Confidence

95%

Full breach record for Drost Kivlahan McMahon & O'Connor LLC →

Drost Kivlahan McMahon & O'Connor LLC reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-08-29. 17 Massachusetts residents were affected.

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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

Aug 29, 2024

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 8 about the same incident.View merged incident

A leak claim by bianlian about this victim predates this filing by 201 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitebianlianbd_ad42d877b2791beb2024-02-09 · +201dVerified by operator

Regulatory filings (6) · sorted by filing gap

Maine State AGbd_06cf8f5a53ec4a462024-08-29Verified
Montana State AGbd_4092b2b66591e42b2024-08-29Verified
New Hampshire State AGbd_80bff10e0475a3a32024-08-29Verified
Vermont State AGbd_93443d977d8450b82024-08-29Verified

Show 2 more filings ↓up to 28d gap

Indiana State AGbd_9f7fbabc75af16a72024-08-29Verified
Illinois State AGbd_13a9d7461e7394a22024-08-01 · +28dVerified by operator

Name: Drost Kivlahan McMahon & O'Connor LLC
norm: drost kivlahan mcmahon o connor
Domain: dkmolaw.com

Name: Drost Kivlahan McMahon & O'Connor LLC
norm: drost kivlahan mcmahon o connor
Domain: dkmolaw.com

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 17state-resident count only
Data types: Government IDFinancial account
Data elements: Social Security numberFinancial account number
Stated not affected: Medical informationDriver's licence numberPayment card number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown

Compliance flags: Leak >180dMA credit monitoring due
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 · 7 filings · 7 states

View merged incident ↗

Illinois State AGAug 1 · first

Maine State AG+28d

Montana State AG+28d

New Hampshire State AG+28d

Vermont State AG+28d

Indiana State AG+28d

Massachusetts State AG+28d · this page

Pattern: first filing Aug 1 (IL), last Aug 29 (MA) — a 28-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.mass.gov/doc/data-breach-report-2024/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 29, 2024
Raw hash: fda282db19b087312b7373ab0f8eac3dd0e26ffc0476df1ca089094e9e84c5fc

Linked disclosures

Ransomware claims (1)

Regulatory filings (6) · sorted by filing gap

Reporting entityDrost Kivlahan McMahon & O'Connor LLC

Victim entityDrost Kivlahan McMahon & O'Connor LLC

IncidentUnknown

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov