HackingData ExfiltratedIDENTITY_BASICIDENTITY_GOVERNMENTMediumContained
Pierce County Library System
bd_71aaa1b316b7365c · schema v1 · pii pii-v1
Full breach record for Pierce County Library System →Pierce County Library System notified consumers of unauthorized access to its systems between April 15-21, 2025. Personal information, including names and government identifiers, was copied. PCLS offered complimentary credit monitoring and identity protection services through IDX.
Vermont clock✗ VT AG >45 bday34 weeks discovery → filing
⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
This filing is one of 2 about the same incident.View merged incident
A leak claim by inc_ransom about this victim predates this filing by 235 days.View originating leak claim
Linked disclosures
Why this link?Regulatory filings (1) · sorted by filing gap
- bd_e342cc3aa5512dd5Indiana State AGfiled 2025-12-09Verified
Source provenance
- Source URL
- https://ago.vermont.gov/document/2025-12-09-pierce-county-library-system-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Dec 9, 2025
- Raw hash
- 08f8cc1e2c1c63d697acf3b59d5d465f1deaf9ec0ead11447dddde9436bb2306
Reporting entity
- Name
- Pierce County Library Systemnorm: pierce county library system
- Domain
- piercecountylibrary.org
Victim entity
- Name
- Pierce County Library Systemnorm: pierce county library system
- Domain
- piercecountylibrary.org
Incident
- Discovered
- Apr 15, 2025
- Materiality determined
- —
- Notification sent
- Dec 9, 2025
- Affected individuals
- Not disclosed
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENT
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1078 Valid AccountsT1119 Automated Collection
- Threat actor
- External
- Initial access
- valid_credentials
Compliance
- Time to disclose
- 34 weeks(238 days from discovery to filing)
- Compliance flags
- VT AG >45 bdayLeak >180d
- Discovery-date grounding
- occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.