HackingGovernmentGovernmentStolen CredentialsTargetedIdentity (basic)LowContained

The Village of Hoffman Estates

bd_5135ea0d24471239 · schema v1 · pii pii-v1

Severity

Low

Discovered

Oct 20, 2023

Filed

Jul 31, 2024

To disclose

41 weeks

Affected

2state residents only

Linked

3 filings

Confidence

64%

Full breach record for The Village of Hoffman Estates →3 incidents on file

The Village of Hoffman Estates notified individuals of unauthorized access to computer systems between Oct 16-20, 2023, discovered Oct 20, 2023. Name and [Extra1] were affected. No evidence of misuse. Credit monitoring offered.

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Incident timeline

undetected · 4 days

discovery → filing · 41 weeks / 285 days

Oct 16, 2023

Begins

Oct 20, 2023

Discovered

Jul 31, 2024

Filed

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

New Hampshire State AGbd_0d359b99699ff4c62024-07-31Verified
Indiana State AGbd_8d942cc8704dcd5d2024-07-31Verified

Name: The Village of Hoffman Estates
norm: the village of hoffman estates

Name: The Village of Hoffman Estates
norm: the village of hoffman estates
Industry: Governmentllm

Discovered: Oct 20, 2023
Breach occurred: Oct 16, 2023 – Oct 20, 2023
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 31, 2024
Affected individuals: 2state-resident count only
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Took steps to secure the network
Launched an investigation
Reviewing existing security polices
Implemented additional security measures
Offering you access to complimentary credit monitoring and identity theft protection services for [Extra3] months, through Experian
Changes made: Reviewing existing security polices
Implemented additional security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 41 weeks(285 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

New Hampshire State AGJul 31 · first

Indiana State AGJul 31 · first

Montana State AGJul 31 · 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://dojmt.gov/wp-content/uploads/OCP/Consumer-Notification-Letter-843.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 31, 2024
Raw hash: 80d8e768f1682697ea1c5e422678e757fc5d8c924daa05d99b9bb81e2fe769ed

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityThe Village of Hoffman Estates

Victim entityThe Village of Hoffman Estates

Incidentdiscovered Oct 20, 2023

Stated responseTook steps to secure the network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov