HackingEducationEducationCustomer Data InvolvedPIIIdentity (basic)LowContained

Danbury Public Schools

bd_3342c8452733943b · schema v1 · pii pii-v1

Severity

Low

Discovered

Jul 18, 2023

Filed

Aug 7, 2023

To disclose

20 days

Affected

Not disclosed

Linked

8 filings

Confidence

65%

Full breach record for Danbury Public Schools →

Danbury Public Schools detected a cybersecurity attack on July 18, 2023, where an unauthorized third party attempted to infiltrate its computer network. The district engaged forensic investigators and secured the network. While no evidence of misuse was found, personal information of students/staff may have been exposed. The district offered free credit monitoring services to affected individuals.

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Incident timeline

discovery → filing · 20 days

Jul 18, 2023

Discovered

Aug 7, 2023

Filed

vs. sector median

6 wks faster

This filing is one of 8 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (3)

Leak Sitecryptbbbd_7abd546aca75501b2023-08-01 · +6dCandidate
Leak Site8basebd_c6483ba1e2f1663e2023-07-18 · +20dVerified by operator
Leak Site8basebd_11f7a9b29e69f7492023-07-08 · +30dVerified by operator

Regulatory filings (4) · sorted by filing gap

Massachusetts State AGbd_6e7c754172491dcd2023-08-07Verified by operator
Maine State AGbd_89192138740121442023-08-07Verified by operator
Indiana State AGbd_01ce4bf0b7d5ee592023-08-09 · +2dVerified
Vermont State AGbd_b427bd725264d7ed2023-09-29 · +53dVerified by operator

Name: Danbury Public Schools
norm: danbury public schools
Domain: danbury.k12.ct.us

Name: Danbury Public Schools
norm: danbury public schools
Domain: danbury.k12.ct.us
Industry: Educationllm

Discovered: Jul 18, 2023
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Notified Attorney General John M. Formella
Initial access: exploit_public_facing

During the incident: Secured the network environment
Launched a thorough investigation
Engaged independent IT security and forensic investigators
Provided access to Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score services at no charge
Provided proactive fraud assistance through CyberScout through Identity Force
Changes made: Took steps to prevent a similar incident from occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 20 days(20 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Massachusetts State AGAug 7 · first

Maine State AGAug 7 · first

New Hampshire State AGAug 7 · first · this page

Indiana State AG+2d

Vermont State AG+53d

Pattern: first filing Aug 7 (MA), last Sep 29 (VT) — a 53-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/danbury-public-schools-20230807.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 7, 2023
Raw hash: 63cc540ba2a82dba702367d8b647977c8e0060a9afebeb83bf698e687e7ad203

Linked disclosures

Ransomware claims (3)

Regulatory filings (4) · sorted by filing gap

Reporting entityDanbury Public Schools

Victim entityDanbury Public Schools

Incidentdiscovered Jul 18, 2023

Stated responseSecured the network environment

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov