HackingFinancial ServicesFinanceStolen CredentialsCustomer Data InvolvedPIIIdentity (basic)LowContained

Legacy Bank and Trust

bd_5d6724c61b7da1fd · schema v1 · pii pii-v2

Severity

Low

Discovered

—

Filed

Aug 1, 2026

To disclose

—

Affected

Not disclosed

Confidence

64%

Full breach record for Legacy Bank and Trust →

Legacy Bank and Trust notified Massachusetts residents of unauthorized access to an employee email account on May 21, 2026. The investigation, completed August 10, 2026, determined that personal information was present in the account. The bank secured the email environment, engaged third-party specialists, and is offering credit monitoring via Experian. No identity theft or fraud is currently known.

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Incident timeline

May 21, 2026

Begins

Aug 1, 2026

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: Legacy Bank and Trust
norm: legacy bank and
Domain: legacybankandtrust.com

Name: Legacy Bank and Trust
norm: legacy bank and
Domain: legacybankandtrust.com
Industry: Financial Servicesllm

Discovered: —
Breach occurred: May 21, 2026
Materiality determined: —
Notification sent: Aug 19, 2026
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: valid_credentials

During the incident: Took steps to secure our email environment
Completed a thorough investigation
Reviewed the contents of the affected emails and files
Working with third party specialists
Changes made: Reviewing existing security policies
Implementing additional security measures to further protect against similar events occurring in the future
Offering credit monitoring and identity theft protection services for [Extra3] at no cost to you, through Experian
Source: Quoted from the filing itself, not independently verified.

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

Status: No extraction artifact recorded for this disclosure.

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/2026-1393-legacy-bank-and-trust/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 1, 2026
Raw hash: 8dce27a4bb91aa7c47d64c4545a442235c27ede7765573ddc78c5b3cab09802f

Reporting entityLegacy Bank and Trust

Victim entityLegacy Bank and Trust

IncidentUnauthorized Access

Stated responseTook steps to secure our email environment

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov