Mutual One Bank

ent_a40cdc473ed8278257fae96c

Massachusetts publishes one register entry per notified resident. Mutual One Bank filed 919 breach notifications with the Massachusetts OCA, 853 of them covering a single resident. The register records who filed and how many residents — not where the breach occurred.

Disclosures

25+

State AG · 1 jurisdiction

Multi-filing incidents

incidents joining 2+ filings here

Max affected reported

as filed · State AG MA

Leak-site claims

none in sample

Identity resolution

Canonical name: Mutual One Bank
Normalized: mutual one bank— dedupe via name-norm; Microsoft / MSFT collapse to one row
GLEIF LEI: No match
SEC EDGAR CIK: None — not an SEC registrant
Domain: None on record

Disclosure history (newest 25)newest first

Massachusetts State AGas victim2026-07-30
Mutual One Bank notified Massachusetts residents of a fraudulent debit card transaction incident. The bank investigated illegitimate charges, confirmed fraud, credited affected accounts, and issued replacement debit cards with new numbers. The notification advises consumers to monitor statements, place fraud alerts or security freezes with credit bureaus, and report identity theft to the FTC.
Massachusetts State AGas victim2025-07-11
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-07-11. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2025-07-11
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-07-11. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2025-07-11
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-07-11. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-05-02
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-05-02. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-05-02
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-05-02. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-05-02
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-05-02. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-05-02
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-05-02. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-05-02
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-05-02.
Massachusetts State AGas victim2024-05-02
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-05-02. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-05-02
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-05-02. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-24
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-24. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-24
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-24. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-24
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-24. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-24
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-24. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-18
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-18. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-17
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-17. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-17
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-17. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-17
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-17. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-17
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-17. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-11
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-11. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-11
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-11. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-11
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-11. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-09
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-09. 1 Massachusetts residents were affected.
Massachusetts State AGas victim2024-04-09
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-04-09. 1 Massachusetts residents were affected.