HackingGovernmentGovernmentCapture Stored DataData ExfiltratedCustomer Data InvolvedDelayed DiscoveryPIILowContained
Thornton Township
bd_3a65aadb8cd96c6f · schema v1 · pii pii-v1
Full breach record for Thornton Township →Thornton Township (South Holland, IL) experienced an external system breach between March 10–18, 2025, when an unknown actor potentially acquired files from its network. Unusual activity was detected on March 18, 2025; a comprehensive file review determined on April 1, 2026 that personal information was affected. 153,617 total individuals affected nationwide; 1 Maine resident. IDX credit/CyberScan monitoring and identity recovery services offered. FBI notified.
Maine clockDiscovered Apr 1, 2026 → Filed with AG Apr 20, 202619d ✓ ME AG ≤30d19 days discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/b6fcf3a9-ae08-4378-9fb1-b7b1111427ad.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Apr 20, 2026
- Raw hash
- 24b1444e2ee0f1d8e53a2dbcea833ac494bccc77685a327c602ee81758b805a7
Reporting entity
- Name
- Thornton Townshipnorm: thornton township
- Industry
- Other Government Entity
Victim entity
- Name
- Thornton Townshipnorm: thornton township
- Industry
- Other Government Entity
- Industry
- Governmentllm
Incident
- Discovered
- Apr 1, 2026
- Materiality determined
- —
- Notification sent
- Apr 9, 2026
- Affected individuals
- 1
- Data types
- PII
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1041 Exfiltration Over C2 Channel
- Threat actor
- External
- Regulator citations
- Federal Bureau of Investigation notified
Compliance
- Time to disclose
- 19 days(19 days from discovery to filing)
- Compliance flags
- ME AG ≤30d · 19d
- Discovery-date grounding
- unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
- Clock breakdown
Statute Window Elapsed Threshold Status Maine Discovered: Apr 1, 2026→ Filed with AG: Apr 20, 202619d 30 days ME AG ≤30d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.