Southern Illinois University
11 disclosures across 9 jurisdictions · 2023-01-01 → 2026-08-21. Severity score: 7 across 3 incidents (max per incident: crit=4 high=3 med=2 low=1; per-filing sum: 21).
1825-day window · this entity as victim
apparent from filed dates · see trail
of 3 clock verdicts
max per incident · per-filing sum: 21
Sector context · Education
- This entity:
- 66.7% on-time (n=3 clock verdicts)
- Sector cohort:
- 30.5% on-time (n=899 clock verdicts)
Cohort: 2,355 filings from 884 organisations carrying NAICS 61 on the filing itself, same 1825-day window; merged entities counted once. Both percentages count clock verdicts through the same registry — a filing with no evaluable clock is excluded from both rather than counted as on time.
Compliance timing by regulator
Notice timing computed from the dates recorded in each filing — an indicative estimate from an automated clock, not a legal determination. Click any chip for this entity's source filings.
- Maine1 on-time · 0 late · 1
- Texas1 on-time · 0 late · 1
- Massachusetts0 on-time · 0 late · 1 informational · 1
- Vermont0 on-time · 1 review · 0 late · 1
- Leak gap4 leak preceded filing
us-ca — clock not computable from the dates recorded in the filings
us-il — no notification-clock framework implemented for this jurisdiction
us-mt — no notification-clock framework implemented for this jurisdiction
Discovery dates behind these clocks: 3 ag web form · 3 unattributed. Only a date the notification letter itself states is fully defensible; a date derived from another field makes the verdict indicative.
Regulators holding filings from this entity
Every regulator that has received a visible filing naming this entity, all time — filings first.
- Massachusetts State AG (2)
- Vermont State AG (2)
- California State AG (1)
- Illinois State AG (1)
- Indiana State AG (1)
- Maine State AG (1)
- Montana State AG (1)
- New Hampshire State AG (1)
- Texas State AG (1)
Breach History (5-Year Lookback)
Historical incident recurrence, cumulative exposure, and per-jurisdiction compliance record
within lookback window
late notice filings
median days between incidents
Per-jurisdiction compliance record
| Jurisdiction | On-time | Late | Rate |
|---|---|---|---|
| us-in | 0 | 0 | — |
| us-ma | 0 | 0 | — |
| us-me | 1 | 0 | 100% |
| us-nh | 0 | 0 | — |
| us-tx | 1 | 0 | 100% |
| us-vt | 0 | 1 | 0% |
Cumulative data type exposure
Disclosure timeline
Most-recent 100 filings. Click a row to open the disclosure detail.
| Filed | Source | Jurisdiction | Severity | Affected | Clocks missed |
|---|---|---|---|---|---|
| 2026-08-21 | state_ag | us-tx | High | 1.6K? | |
| 2026-08-20 | state_ag | us-ca | Medium | — | |
| 2026-08-20 | state_ag | us-vt | Medium | 23state | |
| 2026-08-01 | state_ag | us-ma | Low | — | |
| 2023-10-30 | state_ag | us-nh | Medium | 22state | |
| 2023-10-25 | state_ag | us-vt | Low | — | VT AG >14 bday· discovery date: unattributed |
| 2023-10-25 | state_ag | us-me | High | 38.3K | |
| 2023-10-25 | state_ag | us-ma | High | 5.2Kstate | |
| 2023-10-25 | state_ag | us-mt | Low | 21state | |
| 2023-10-24 | state_ag | us-in | Medium | 38.3K | |
| 2023-01-01 | state_ag | us-il | Low | — |