HackingStolen CredentialsCustomer Data InvolvedIDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNTMediumContained
Greater Boston Chamber of Commerce
bd_a21aa6d50a2ae90d · schema v1 · pii pii-v1
Full breach record for Greater Boston Chamber of Commerce →Greater Boston Chamber of Commerce notified consumers on Oct 21, 2025, of a Sept 10, 2025 incident where an unauthorized third party accessed vendor accounts via stolen credentials. Data potentially exposed included names, addresses, SSNs, and bank account numbers. The organization engaged experts, enhanced security, and offered 24 months of credit monitoring. No evidence of misuse was found.
Vermont clock⏱ VT AG >14 bday6 weeks discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
This filing is one of 2 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (1) · sorted by filing gap
- bd_4364ddf83ec140b3Maine State AGfiled 2025-10-21Candidate
Source provenance
- Source URL
- https://ago.vermont.gov/document/2025-10-21-greater-boston-chamber-commerce-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 21, 2025
- Raw hash
- 6912e44bc80509008e78f73e5869672442883aac5e78a74b77a337f1a30d85a4
Reporting entity
- Name
- Greater Boston Chamber of Commercenorm: greater boston chamber of commerce
Victim entity
- Name
- Greater Boston Chamber of Commercenorm: greater boston chamber of commerce
Incident
- Discovered
- Sep 11, 2025
- Materiality determined
- —
- Notification sent
- Oct 21, 2025
- Affected individuals
- Not disclosed
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNT
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1078 Valid Accounts
- Threat actor
- External
- Initial access
- valid_credentials
Compliance
- Time to disclose
- 6 weeks(40 days from discovery to filing)
- Compliance flags
- VT AG >14 bday
- Discovery-date grounding
- unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.