UnknownGovernment IDHigh

Southern Illinois University

bd_51bd76ada8e3afff · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Oct 25, 2023

To disclose

—

Affected

5,163state residents only

Linked

8 filings

Confidence

95%

Full breach record for Southern Illinois University →3 incidents on file

Southern Illinois University reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2023-10-25. 5,163 Massachusetts residents were affected. The report records the breach type as electronic.

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Leak gap clock⏱ Leak >90d

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

Oct 25, 2023

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

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

A leak claim by cl0p about this victim predates this filing by 90 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitecl0pbd_e33e37db85c4c9f02023-07-26 · +90dCandidate

Regulatory filings (6) · sorted by filing gap

Vermont State AGbd_261124b5e708a7772023-10-25Verified
Maine State AGbd_2732dedcb0a5b7962023-10-25Verified
Montana State AGbd_5d6f47343e13f5432023-10-25Verified
Indiana State AGbd_989eaf8d387964712023-10-24 · +1dCandidate

Show 2 more filings ↓up to 297d gap

New Hampshire State AGbd_a0d9e527bb389a032023-10-30 · +5dVerified
Illinois State AGbd_3b541ee6511b80462023-01-01 · +297dVerified by operator

Name: Southern Illinois University
norm: southern illinois university

Name: Southern Illinois University
norm: southern illinois university

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 5,163state-resident count only
Data types: Government ID
Data elements: Social Security number
Stated not affected: Financial account numberDriver's licence numberPayment card number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown

Compliance flags: Leak >90dMA credit monitoring due
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

Illinois State AGJan 1 · first

Indiana State AG+296d

Vermont State AG+297d

Maine State AG+297d

Montana State AG+297d

Massachusetts State AG+297d · this page

New Hampshire State AG+302d

Pattern: first filing Jan 1 (IL), last Oct 30 (NH) — a 302-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.mass.gov/doc/data-breach-report-2023/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 25, 2023
Raw hash: e17e3342b6b43ff191254a3ecb8e52b1890bfbbb79630fc254de3bac1b962c6b

Linked disclosures

Ransomware claims (1)

Regulatory filings (6) · sorted by filing gap

Reporting entitySouthern Illinois University

Victim entitySouthern Illinois University

IncidentUnknown

ComplianceLeak >90d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov