HackingEducationEducationHacking OtherCustomer Data InvolvedGovernment IDCritical

Minneapolis Public Schools

bd_b96dbece1633723d · schema v1 · pii pii-v1

Severity

Critical

Discovered

Jul 6, 2023

Filed

Sep 5, 2023

To disclose

9 weeks

Affected · nationwide

105,61713 in this filing

Linked

8 records

Confidence

50%

Full breach record for Minneapolis Public Schools →

Minneapolis Public Schools reported an external system breach that occurred on February 6, 2023, and was discovered on July 6, 2023. The breach impacted 13 Maine residents, compromising their names and Social Security numbers. Affected individuals were notified on September 5, 2023, and offered 24 months of identity and restoration services through Experian.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d9 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 150 days

discovery → filing · 9 weeks / 61 days

Feb 6, 2023

Begins

Jul 6, 2023

Discovered

Sep 5, 2023

Filed

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

A leak claim by medusa about this victim was first seen 182 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitemedusabd_524a24e43eef86032023-02-17 · +200dVerified by operator

Regulatory filings (5) · sorted by filing gap

Montana State AGbd_0b239d4c54fc48822023-09-05Verified by operator
Indiana State AGbd_11a17eb8da1f746e2023-09-05Verified
Massachusetts State AGbd_371bdf2738cff1e12023-09-05Verified by operator
Vermont State AGbd_965f8261736818942023-09-05Verified

Show 1 more filing ↓

New Hampshire State AGbd_c3a500621ad44f582023-09-05Verified by operator

Press reports (1)

Pressmedusabd_f3c4fb86814cf4742023-02-17 · +200dCandidate

Name: Minneapolis Public Schools
norm: minneapolis public schools
Domain: mpls.k12.mn.us

Name: Minneapolis Public Schools
norm: minneapolis public schools
Domain: mpls.k12.mn.us
Industry: Educationllm

Discovered: Jul 6, 2023
Breach occurred: Feb 6, 2023
Undetected for: 150 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 5, 2023
Affected individuals: 105,617state + nationwide
Data types: Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access

Changes made: Offered 24 months of identity and restoration services through Experian.
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(61 days from discovery to filing)
Compliance flags: Leak >180dME AG >30d · 61d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jul 6, 2023
→ Filed with AG: Sep 5, 2023
61d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jul 6, 2023 → Filed with AG: Sep 5, 2023	61d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Montana State AGSep 5 · first

Indiana State AGSep 5 · first

Massachusetts State AGSep 5 · first

Vermont State AGSep 5 · first

New Hampshire State AGSep 5 · first

Maine State AGSep 5 · 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/839d2bfc-d5bd-45ce-8ab0-69902280a2ad.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 5, 2023
Raw hash: 6401f04e5435ab5047d8ffef0a298c249e7bcfc14baca85ad8ccf09d0130f0b8

Linked disclosures

Ransomware claims (1)

Regulatory filings (5) · sorted by filing gap

Press reports (1)

Reporting entityMinneapolis Public Schools

Victim entityMinneapolis Public Schools

Incidentdiscovered Jul 6, 2023

Stated responseOffered 24 months of identity and restoration services through Experian.

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov