HackingCustomer Data InvolvedDelayed DiscoveryIDENTITY_BASICIDENTITY_GOVERNMENTMediumContained
Greylock
bd_c834268ced33fa4f · schema v1 · pii pii-v1
Full breach record for Greylock →Greylock McKinnon Associates, Inc. (GMA), a consulting firm, detected unusual network activity on May 30, 2023. A forensic review completed in March 2024 determined that personal information, including names, addresses, and Social Security numbers, may have been affected. GMA engaged third-party cybersecurity specialists and notified law enforcement. Affected individuals are offered 12 months of complimentary Experian IdentityWorks. Specific counts were not disclosed in the filing, though residents of Rhode Island (12) and Texas (152) were noted in the letter.
California clockDiscovered May 30, 2023 → Notified Jun 28, 2024395d ✗ CA 60-day late13 months discovery → filing
This filing is one of 3 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- bd_ea8903fb7483d425Indiana State AGfiled 2024-06-28Verified
- bd_4a2dc486a8f38bcbNew Hampshire State AGfiled 2024-06-27(1d gap)Verified
Source provenance
- Source URL
- https://oag.ca.gov/ecrime/databreach/reports/sb24-587692
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jun 28, 2024
- Raw hash
- 8676bc99620657afaf6b38cdb72ee923800d55b4084180a1dc72ae1d52ab6596
Reporting entity
- Name
- Greylocknorm: greylock
- Domain
- www.gma-us.com
Victim entity
- Name
- Greylocknorm: greylock
- Domain
- www.gma-us.com
Incident
- Discovered
- May 30, 2023
- Materiality determined
- —
- Notification sent
- Jun 28, 2024
- Affected individuals
- Not disclosed
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENT
- Attack vector
- Unknown
- Threat actor
- External
Compliance
- Time to disclose
- 13 months(395 days from discovery to filing)
- Compliance flags
- CA 60-day late · 395d
- Discovery-date grounding
- letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
- Clock breakdown
Statute Window Elapsed Threshold Status California Discovered: May 30, 2023→ Notified: Jun 28, 2024395d 60 days (analyst band, pre-2026 discoveries) CA 60-day late
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.