Traverse City Area Public Schools
bd_3327a5e2353e941b · schema v1 · pii pii-v1
Full breach record for Traverse City Area Public Schools →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Medusa on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
Traverse City Area Public Schools is a public school district based in Traverse City, Michigan, United States. This district includes 10 elementary schools, 2 middle schools, 2 high schools, 1 alternative high school, and 1 Montessori school. The district serves 8,908 students. Traverse City Area Public Schools school district office is located in 412 Webster St Rm C, Traverse City, Michigan, 49686, United States and has 932 employees. The total amount of data leakage is 1.2 TB
J jump to incidentP pin to compareR raw source
Incident timeline — mostly unverified
? — ?
Breach window unknown
Mar 31, 2024
Claim posted
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Corroborated · see linked filings
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
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Compliance clock
Not assessable
Linked disclosures
Why this link?Ransomware claims (1)
- Leak Sitemedusabd_f799947037f25d6a2024-04-13 · +14dVerified
Regulatory filings (7) · sorted by filing gap
- Pressmedusabd_ccf4838e1d945d0a2024-03-31Candidate
- Pressmedusabd_5b3f571bc7fb04c62024-03-28 · +3dCandidate
- Massachusetts State AGbd_352c7e60867f59552025-07-24 · +480dCandidate
- Vermont State AGbd_39dec15e884b64ac2025-07-24 · +480dVerified
Show 3 more filings ↓Show fewer ↑up to 484d gap
- Maine State AGbd_650cc53ee19c6ca02025-07-24 · +480dVerified
- Indiana State AGbd_a47a7d5ca4d3e6d72025-07-24 · +480dVerified
- New Hampshire State AGbd_403a303cc8ab92bc2025-07-28 · +484dVerified
Filing propagation · 8 filings · 5 states
View merged incident ↗Pattern: first filing Mar 28, last Jul 28 (NH) — a 487-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
medusa
According to ransomware.live, Medusa is a ransomware-as-a-service operation active since June 2021 that has targeted over 300 victims across critical infrastructure sectors including healthcare, education, legal, and manufacturing using double-extortion, with attacks surging 42% between 2023 and 2024 and a formal CISA advisory issued in early 2025.