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Michael Larson & Co., P.C.
bd_9aba70773e00b5cc · schema v1 · pii pii-v1
Full breach record for Michael Larson & Co., P.C. →The Michael Larson Co., PC reported a data breach to the Oregon Attorney General. The breach was reported on 2026-03-18. The breach occurred during 1/29/2026. The breach was discovered on 1/29/2026. 250 individuals were affected. Notice was sent on 2/27/2026.
Oregon clock✗ OR AG >45d7 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 2 about the same incident.View merged incident
A leak claim by akira about this victim predates this filing by 33 days.View originating leak claim
Linked disclosures
Why this link?Ransomware claims (1)
- bd_faa1cac0907c5db6Leak Siteakirafiled 2026-02-13(33d gap)Candidate
Source provenance
- Source URL
- https://justice.oregon.gov/consumer/DataBreach/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Mar 18, 2026
- Raw hash
- 340f07b3e911f68d91c016af15297f16bf6c5899f9054ccacd3dd2ae43cc2e49
Reporting entity
- Name
- Michael Larson & Co., P.C.norm: michael larson
- Domain
- mlarsonco.cpa
Victim entity
- Name
- Michael Larson & Co., P.C.norm: michael larson
- Domain
- mlarsonco.cpa
Incident
- Discovered
- Jan 29, 2026
- Materiality determined
- —
- Notification sent
- Feb 27, 2026
- Affected individuals
- 250
- Data types
- —
- Attack vector
- Unknown
- Threat actor
- External
Compliance
- Time to disclose
- 7 weeks(48 days from discovery to filing)
- Compliance flags
- OR AG >45dLeak >30d
- 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.