Chester County Library System

Chester County Library System
Data Breach on October 21, 2025

Data Breach Report
Victimccls.org
Threat ActorLynx
Date DiscoveredOct 21, 2025
DescriptionChester County Library System (CCLS) is a free public library system based in the USA, serving the residents of Chester County, Pennsylvania with educational, informational, and community‑library services.
Leak SizeUnknown

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