Southern Illinois University

Southern Illinois University based in Carbondale, Illinois, a educational institution entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-07-24 and reported on 2026-08-21. 1,597 Texas residents were affected. 44,118 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information. Consumers were notified via U.S. Mail.

Southern Illinois University, a education sector entity reported a unauthorized access incident to the Washington Attorney General. The organization became aware of the incident on 2025-09-29 and filed notice on 2026-08-20. 552 Washington residents were affected. 325 days elapsed between awareness and notification. 81 days to identify the breach. 0 days to contain the breach.

Southern Illinois University reported a data breach to the California Attorney General. The incident occurred on September 29, 2025. The notice indicates that personal information was compromised, potentially including names and Social Security numbers, given the offer of credit monitoring and advice on security freezes. The university established a toll-free response line and offered credit monitoring services to affected individuals. The specific attack vector and number of affected individuals were not disclosed in the provided text.

Southern Illinois University reported a data breach to the Vermont Attorney General. The breach was reported to the AGO on 2026-08-20. The reporting organization type is Educational. 23 Vermont residents were affected. Categories of data breached: Social Security Numbers.

Southern Illinois University notified residents of multiple states, including Massachusetts, of a data breach involving personal information. The university established a toll-free response line and offered credit monitoring services. Specific details regarding the nature of the breach, dates of occurrence, and number of affected individuals were not provided in the available excerpts.

Southern Illinois University notified the NH AG of a third-party data breach involving a zero-day vulnerability in the MOVEit Transfer solution. Unauthorized access occurred May 29-30, 2023, discovered Sept 25, 2023. 22 NH residents affected; data included names and SSNs. Notifications sent Oct 24, 2023.

Southern Illinois University notified consumers of a data breach involving its third-party vendor, MOVEit Transfer. A zero-day vulnerability in MOVEit was exploited, leading to the removal of files containing names from SIU's network on May 29-30, 2023. SIU engaged third-party professionals to investigate and remediate the vulnerability. The university is offering complimentary credit monitoring services to affected individuals.

Southern Illinois University reported a data breach affecting 10 Maine residents. The breach, which occurred between May 29, 2023, and May 30, 2023, was discovered on September 25, 2023. The incident was categorized as an external system breach (hacking) and resulted in the compromise of names and Social Security numbers. Affected individuals were notified on October 24, 2023, and offered 12 months of complimentary credit monitoring services through Experian.

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.

Southern Illinois University notified affected individuals of a third-party data incident involving the MOVEit Transfer solution. A zero-day vulnerability was exploited by unauthorized actors to access data stored on the MOVEit server between May 29-30, 2023. SIU discovered the incident on September 25, 2023. Personal information, including names, was potentially removed. SIU engaged third-party professionals for investigation and remediation, and offered complimentary credit monitoring services.

Southern Illinois University reported a data breach to the Indiana Attorney General. The breach occurred on 2023-05-30 and was reported on 2023-10-24. 486 Indiana residents were affected. 38,286 individuals affected in total.

Southern Illinois University

SOUTHERN ILLINOIS UNIVERSITY filed a data-breach notice with the Illinois Attorney General during 2023 (case 23-740). The register records the breach as discovered on May 29, 2023. Illinois does not publish the number of people affected — 815 ILCS 530/10 permits the Attorney General to publish only the entity name, the types of personal information and the date range.