UnknownFinancial ServicesFinancePCIFinancial accountLow

Main Street Bank

bd_655866c4df95d7a7 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Jan 30, 2025

To disclose

—

Affected

1state residents only

Linked

5 filings

Confidence

95%

Full breach record for Main Street Bank →208 incidents on file

Main Street Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-01-30. 1 Massachusetts residents were affected.

J jump to incidentP pin to compareR raw source

Incident timeline — partial

? — ?

Breach window unknown

Jan 30, 2025

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 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Massachusetts State AGbd_1797542b215af14d2025-01-30Verified by operator
Massachusetts State AGbd_4a6a669459b716ce2025-01-30Candidate
Massachusetts State AGbd_a1a6a08d9d55cf832025-01-30Candidate
Massachusetts State AGbd_da6397e4296c6ee02025-01-30Verified by operator

Name: Main Street Bank
norm: main street bank

Name: Main Street Bank
norm: main street bank
Industry: Financial Servicesregulator portal

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 1state-resident count only
Data types: PCI
Data elements: Payment card number
Stated not affected: Social Security numberMedical informationFinancial account numberDriver's licence number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings

View merged incident ↗

Massachusetts State AGJan 30 · first

Massachusetts State AGJan 30 · first · this page

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-2025/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 30, 2025
Raw hash: 56f9dad6ffaa4430f15fad9406836a62ddcbb06794cf656f2bfee0350dca117e

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityMain Street Bank

Victim entityMain Street Bank

IncidentUnknown

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov