HackingCustomer Data InvolvedIDENTITY_GOVERNMENTIDENTITY_BASICMediumContained
Millbrook School
bd_df56e7d39b154f15 · schema v1 · pii pii-v1
Full breach record for Millbrook School →Millbrook School experienced an external system breach (hacking) on April 18, 2020, discovered on October 20, 2020. The incident compromised names and Social Security Numbers of 484 individuals, including 4 Maine residents. The school provided written notification on March 22, 2021, and offered 24 months of identity theft protection services.
Maine clockDiscovered Oct 20, 2020 → Filed with AG Mar 22, 2021153d ✗ ME AG >90d22 weeks 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.Confirmed484 affectedView incident
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/15893c72-b522-40c3-bf8c-e412b4e67286.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Mar 22, 2021
- Raw hash
- 0ba49bcfea41f69af59cb2df625ebbc64f6a7382cb92916c1dc20f5a0659edc1
Reporting entity
- Name
- Millbrook Schoolnorm: millbrook school
Victim entity
- Name
- Millbrook Schoolnorm: millbrook school
Incident
- Discovered
- Oct 20, 2020
- Materiality determined
- —
- Notification sent
- Mar 22, 2021
- Affected individuals
- 484
- Data types
- IDENTITY_GOVERNMENTIDENTITY_BASIC
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1190 Exploit Public-Facing Application
- Threat actor
- External
- Regulator citations
- Filed data breach notice with Maine Attorney General
- Initial access
- exploit_public_facing
Compliance
- Time to disclose
- 22 weeks(153 days from discovery to filing)
- Compliance flags
- ME AG >90d · 153dME resident >60d · 153d
- 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: Oct 20, 2020→ Filed with AG: Mar 22, 2021153d 90 days ME AG >90d Maine Discovered: Oct 20, 2020→ Notified: Mar 22, 2021153d 60 days (analyst band; statutory cap is 30 days) ME resident >60d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.