HackingEducationEducationDelayed DiscoveryIdentity (basic)LowContained

Minneapolis Public Schools

bd_965f826173681894 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 18, 2023

Filed

Sep 5, 2023

To disclose

28 weeks

Affected

Not disclosed

Linked

8 records

Confidence

67%

Full breach record for Minneapolis Public Schools →

Minneapolis Public Schools notified consumers of a data breach occurring Feb 6-18, 2023. Unauthorized access impacted names and [Extra1]. 8 Vermont residents were affected. MPS engaged law enforcement and forensic specialists, implemented enhanced safeguards, and offered 24 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Vermont clock✗ VT AG >45 bday28 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.

Incident timeline

undetected · 12 days

discovery → filing · 28 weeks / 199 days

Feb 6, 2023

Begins

Feb 18, 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
Maine State AGbd_b96dbece1633723d2023-09-05Verified by operator

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: Feb 18, 2023
Breach occurred: Feb 6, 2023 – Feb 18, 2023
Undetected for: 12 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 5, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Reported the event to law enforcement
Initial access: exploit_public_facing

During the incident: Immediately reported the event to law enforcement
Commenced an investigation to confirm the nature and scope of the incident
Engaged national specialists for a comprehensive review
Offering free access to 24 months of credit monitoring and identity theft restoration services through Experian
Changes made: Policies and procedures regarding information security are being reviewed and enhanced
Additional safeguards have been implemented
Additional training is being conducted
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 weeks(199 days from discovery to filing)
Compliance flags: VT AG >45 bdayLeak >180d
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.

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

Maine State AGSep 5 · first

New Hampshire State AGSep 5 · first

Vermont 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://ago.vermont.gov/document/2023-09-05-minneapolis-public-schools-data-breach-notice-consumers
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: 838740a1dc6655fd0224893031b850a0939f7a1ee9c783df2be81514f2a5855b

Linked disclosures

Ransomware claims (1)

Regulatory filings (5) · sorted by filing gap

Press reports (1)

Reporting entityMinneapolis Public Schools

Victim entityMinneapolis Public Schools

Incidentdiscovered Feb 18, 2023

Stated responseImmediately reported the event to law enforcement

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov