MisusePrivilege AbuseEmployee Data InvolvedIDENTITY_BASICIDENTITY_GOVERNMENTMediumContained
Sierra Club
bd_2424595bc8ca2c33 · schema v1 · pii pii-v1
Full breach record for Sierra Club →Sierra Club notified consumers of an insider incident where a former employee forwarded a file containing names and Social Security numbers of certain employees to a personal email account on February 3, 2023. The incident was discovered during a security audit. The employee was terminated. Sierra Club offered 12 months of credit monitoring via Experian.
Vermont clock✗ VT AG >45 bday35 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 4 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- bd_0817cb1dfc1ba95fMaine State AGfiled 2023-10-05Candidate
- bd_6210b1910769410bNew Hampshire State AGfiled 2023-10-05Verified
- bd_dfe987f053485cfeMontana State AGfiled 2023-10-05Verified
Source provenance
- Source URL
- https://ago.vermont.gov/document/2023-10-05-sierra-club-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Oct 5, 2023
- Raw hash
- 9e628e3b051151637e49a666ad5b24bb6c72cc1f017bece6a73b16a941d93922
Reporting entity
- Name
- Sierra Clubnorm: sierra club
Victim entity
- Name
- Sierra Clubnorm: sierra club
Incident
- Discovered
- Feb 3, 2023
- Materiality determined
- —
- Notification sent
- Oct 5, 2023
- Affected individuals
- Not disclosed
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENT
- Attack vector
- Insider
- MITRE ATT&CK
- T1078 Valid Accounts
- Threat actor
- Internal
- Regulator citations
- Notifying relevant regulatory authorities
- Initial access
- insider_action
Compliance
- Time to disclose
- 35 weeks(244 days from discovery to filing)
- Compliance flags
- VT AG >45 bday
- 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.