AccidentalFinancial ServicesFinanceMisdeliveryCustomer Data InvolvedGovernment IDIdentity (basic)Financial accountMediumResolved

People's United Bank, National Association

bd_a08315910ef036ca · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 7, 2021

Filed

Sep 15, 2021

To disclose

8 days

Affected

1state residents only

Confidence

66%

Full breach record for People's United Bank, National Association →21 incidents on file

People's United Bank notified the New Hampshire Attorney General of a breach affecting one NH resident. On August 5, 2021, a customer's business signature card (name, address, DOB, SSN, account numbers) was emailed to an unauthorized individual. The bank discovered the error on September 7, 2021, closed the account, and sent notification with two years of TransUnion credit monitoring on September 15, 2021.

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Incident timeline

undetected · 33 days

discovery → filing · 8 days

Aug 5, 2021

Begins

Sep 7, 2021

Discovered

Sep 15, 2021

Filed

vs. sector median

8 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: People's United Bank, National Association
norm: people s united bank national

Name: People's United Bank, National Association
norm: people s united bank national
Industry: Financial Servicesllm

Discovered: Sep 7, 2021
Breach occurred: Aug 5, 2021
Undetected for: 33 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 15, 2021
Affected individuals: 1state-resident count only
Data types: Government IDIdentity (basic)Financial account
Attack vector: Unauthorized Access
MITRE ATT&CK: T1535 Use of Trusted Relationships
Threat actor: External

During the incident: Spoke with the impacted resident
Sent written notification via United States Postal Service
Closed the impacted account
Deleted the account profile
Arranged for TransUnion myTrueIdentity identity theft protection
Provided a prepaid code for two years of credit monitoring
Changes made: Taking steps to ensure that an incident of this nature will not happen in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 days(8 days from discovery to filing)
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://mm.nh.gov/files/uploads/doj/remote-docs/peoples-united-bank-20210915.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 15, 2021
Raw hash: 07a48893fc5381cbac139cea2cf9097d07e4b8babe14320c480636e123de85e8

Reporting entityPeople's United Bank, National Association

Victim entityPeople's United Bank, National Association

Incidentdiscovered Sep 7, 2021

Stated responseSpoke with the impacted resident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov