MalwareEducationEducationRansomwareCapture Stored DataData EncryptedData ExfiltratedCustomer Data InvolvedDelayed DiscoveryRansom DemandedPIIIDENTITY_BASICLowResolved
Sierra College
bd_1908b5dabe61a707 · schema v1 · pii pii-v1
Full breach record for Sierra College →On August 20, 2022, Sierra Joint Community College District (Sierra College) experienced a ransomware attack that encrypted some of its systems. A third-party forensic investigation determined by December 8, 2022 that an unauthorized individual accessed systems containing personal information including names and addresses. The college implemented additional security measures and offered free IDX identity monitoring services to affected individuals.
Leak gap clock⏱ Leak >90d
⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
This filing is one of 4 about the same incident.View merged incident
A leak claim by vicesociety about this victim predates this filing by 136 days.View originating leak claim
Linked disclosures
Why this link?Ransomware claims (1)
- bd_b715d85a4b900a47Leak Sitevicesocietyfiled 2022-09-20(136d gap)Verified by operator
Regulatory filings (2) · sorted by filing gap
- bd_186fb37bccdc5f82California State AGfiled 2022-11-11(84d gap)Candidate
- bd_baf9efa918d193bfMontana State AGfiled 2022-11-11(84d gap)Verified by operator
Source provenance
- Source URL
- https://oag.ca.gov/ecrime/databreach/reports/sb24-562724
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Feb 3, 2023
- Raw hash
- f98e19e07e47cd3fbc0bea4f84979ddd28ab09e40536c8689702f26462eed7a4
Reporting entity
- Name
- Sierra Joint Community College Districtnorm: sierra joint community college district
Victim entity
- Name
- Sierra Collegenorm: sierra college
- Industry
- Educationllm
Incident
- Discovered
- —
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- Not disclosed
- Data types
- PIIIDENTITY_BASIC
- Attack vector
- Ransomware
- MITRE ATT&CK
- T1486 Data Encrypted for ImpactT1119 Automated CollectionT1078 Valid Accounts
- Threat actor
- ExternalFinancial
Compliance
- Compliance flags
- Leak >90d
- Discovery-date grounding
- no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.