HackingData ExfiltratedIDENTITY_BASICLowContained
Cliff Viessman, Inc
bd_2de4a46561dc0399 · schema v1 · pii pii-v1
Full breach record for Cliff Viessman, Inc →Cliff Viessman, Inc. notified consumers of a cybersecurity event discovered on August 5, 2025, where an unauthorized party accessed its IT network and copied files containing names. The company engaged forensic specialists, secured its network, and is offering 12 months of credit monitoring services to affected individuals.
Vermont clock⏱ VT AG >14 bday5 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 4 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- bd_320845cb79cca05aNew Hampshire State AGfiled 2025-09-10Verified
- bd_6a0be07d9d2a0689Montana State AGfiled 2025-09-10Candidate
- bd_9fa7938fd11a53daIndiana State AGfiled 2025-09-10Verified
Source provenance
- Source URL
- https://ago.vermont.gov/document/2025-09-10-cliff-viessman-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Sep 10, 2025
- Raw hash
- 858f746c2029f3f6952e230a6b3835fa3ada9661c70f41e6b428b815e5b7e271
Reporting entity
- Name
- Cliff Viessman, Incnorm: cliff viessman
Victim entity
- Name
- Cliff Viessman, Incnorm: cliff viessman
Incident
- Discovered
- Aug 5, 2025
- Materiality determined
- —
- Notification sent
- Sep 10, 2025
- Affected individuals
- Not disclosed
- Data types
- IDENTITY_BASIC
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1078 Valid AccountsT1119 Automated Collection
- Threat actor
- External
Compliance
- Time to disclose
- 5 weeks(36 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.