Library Lapse: Pierce County’s Data Breach Leaves Over 340,000 Patrons and Employees Exposed
Pierce County Library System (PCLS) alerts over 340,000 people of a data breach impacting their personal information. Patrons’ names and birthdates, and employees’ sensitive data were compromised. PCLS offers a year of free credit monitoring and identity protection. Mysteriously, no known ransomware group has claimed responsibility for this literary caper.

Hot Take:
Well, it looks like the Pierce County Library System might need to renew its subscription to “Cybersecurity for Dummies.” With over 340,000 people affected, it seems their idea of book security was a little too literal and not digital enough. Let’s hope this breach doesn’t become a plot twist in the next thriller novel!
Key Points:
- Data breach at Pierce County Library System affects 340,000+ individuals.
- Personal information, including Social Security numbers and health details, compromised.
- Incident occurred between April 15-21, 2025.
- PCLS offers 12 months of free credit monitoring and identity protection.
- No known ransomware group has claimed responsibility yet.
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