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medium severity August 20, 2026 · 5 min read

Southern Illinois University Data Breach Notice (California Attorney General)

If you received a notice from Southern Illinois University, here’s what the filing says was exposed, and what to do about it.

Southern Illinois University notified California residents of a data breach in a filing reported to the California Attorney General on August 20, 2026. The filing puts the incident itself on September 29, 2025.

Southern Illinois University Data Breach Notice (California Attorney General)

Report details & sourcing

Severity Medium contact details only, none of them permanent
Disclosed August 20, 2026
Last reviewed August 20, 2026
Affected Unconfirmed
Data exposed Personal information (per the breach notification)
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
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