MutualOne Bank
ent_eb4351217fb276c245866249
Massachusetts publishes one register entry per notified resident. MutualOne Bank filed 1,074 breach notifications with the Massachusetts OCA, 979 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
3
incidents joining 2+ filings here
Max affected reported
24
as filed · State AG MA
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- MutualOne Bank
- Normalized
- mutualone bank— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- 549300L1RVMMHUVKTQ94
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- mutualone.com
Disclosure history (newest 25)newest first
- Massachusetts State AGas victim2026-09-01
MutualOne Bank notified a customer of fraudulent debit card transactions. The bank credited the account and issued a replacement debit card. The notice advises the customer to monitor statements, contact credit bureaus for fraud alerts or security freezes, and report identity theft. No specific breach dates, affected counts, or technical attack vectors are disclosed in this individual notification.
- Massachusetts State AGas victim2026-08-11
MutualOne Bank notified a customer regarding four fraudulent debit card transactions. The bank credited the account and issued a replacement debit card. The notice advises the customer to monitor statements, consider fraud alerts or security freezes, and review credit reports. No specific breach dates, total affected counts, or attack vectors are disclosed in this individual notification.
- 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 victim2026-06-25
MutualOne Bank notified Massachusetts residents of fraudulent debit card transactions. The bank credited accounts, issued new cards, and advised customers on fraud alerts and security freezes. No specific data breach or system compromise was disclosed; the incident involved unauthorized use of existing credentials.
- Massachusetts State AGas victim2026-05-20
MutualOne Bank reported a single-incident data compromise in Massachusetts affecting one resident. On May 7, 2026, a fraudulent debit card transaction occurred, likely via skimming or card-not-present fraud. The bank detected the incident on May 9, 2026, and notified the MA Office of Consumer Affairs on May 12, 2026. The bank credited the customer, deactivated the compromised card, issued a replacement, and advised the customer on fraud alerts and security freezes.
- Massachusetts State AGas victim2026-04-30
MutualOne Bank notified a customer of fraudulent debit card transactions. The bank credited the account and issued a replacement card. The notice advises the customer to monitor statements, place fraud alerts, and consider a security freeze. No specific breach dates, counts, or attack vectors are disclosed in this individual notification.
- Massachusetts State AGas victim2026-04-01
MutualOne Bank notified a Massachusetts resident of a fraudulent debit card transaction. The bank credited the account and issued a replacement card. The notice advises the customer to monitor statements, consider fraud alerts or security freezes, and contact credit bureaus. No specific dates, counts, or technical details of the breach mechanism were provided.
- Massachusetts State AGas victim2026-02-27
MutualOne Bank notified a customer of fraudulent debit card transactions. The bank credited the account and issued a replacement debit card. The notice advises the customer to monitor statements, contact credit reporting agencies for fraud alerts or security freezes, and report identity theft. No specific breach dates, counts, or attack vectors are disclosed in this individual notice.
- Massachusetts State AGas victim2026-02-02
MutualOne Bank notified a customer of fraudulent debit card activity. The bank credited the account and issued a replacement card. The notice advises the customer to monitor statements, place fraud alerts, and consider a security freeze. No specific breach dates, counts, or technical details were provided.
- Massachusetts State AGas victim2026-01-05
MutualOne Bank notified a Massachusetts customer of fraudulent debit card transactions. The bank credited the account and issued a replacement card. The notice advises the customer to monitor statements, place fraud alerts, and consider a security freeze. No specific breach dates or total affected counts are provided in this individual notification.
- Massachusetts State AGas victim2025-11-30
MutualOne Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-11-30. 9 Massachusetts residents were affected.
- Massachusetts State AGas victim2025-10-31
MutualOne Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-10-31. 11 Massachusetts residents were affected.
- Massachusetts State AGas victim2025-09-30
MutualOne Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-09-30. 11 Massachusetts residents were affected.
- Massachusetts State AGas victim2025-08-31
MutualOne Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-08-31. 12 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 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 victim2025-05-30
MutualOne reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-05-30. 24 Massachusetts residents were affected.
- Massachusetts State AGas victim2025-05-01
MutualOne reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-05-01. 16 Massachusetts residents were affected.
- Massachusetts State AGas victim2025-04-08
Mutual One Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-04-08. 10 Massachusetts residents were affected.
- Massachusetts State AGas victim2025-03-04
MutualOne Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-03-04. 10 Massachusetts residents were affected.
- Massachusetts State AGas victim2025-02-24
MutualOne reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-02-24. 16 Massachusetts residents were affected.
- Massachusetts State AGas victim2025-02-10
MutualOne Bank reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-02-10. 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.