UnknownFinancial ServicesFinanceDelayed DiscoveryHigh
Prosper Marketplace, Inc.
bd_371b15508a6d2c9c · schema v1 · pii pii-v1
Full breach record for Prosper Marketplace, Inc. →Prosper Marketplace, Inc, a finance sector entity reported a other incident to the Washington Attorney General. The organization became aware of the incident on 2025-09-01 and filed notice on 2025-12-09. 249,848 Washington residents were affected. 99 days elapsed between awareness and notification. 125 days to identify the breach. 1 days to contain the breach.
Washington clock✗ WA AG >90d14 weeks discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
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_d6c1820c7624a9c4Iowa State AGfiled 2025-12-09Verified
- bd_ee9988276bb319bdOregon State AGfiled 2025-12-09Verified
- bd_a95dd486a1b3cf8dTexas State AGfiled 2025-12-10(1d gap)Verified
Source provenance
- Source URL
- https://data.wa.gov/resource/sb4j-ca4h.json?id=20924
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Dec 9, 2025
- Raw hash
- 75930e0824d53b52e1b078c9fecdb53a3debdf72a9418680167870c3a4bcfc5b
Reporting entity
- Name
- Prosper Marketplace, Inc.norm: prosper marketplace
Victim entity
- Name
- Prosper Marketplace, Inc.norm: prosper marketplace
- Industry
- Financial Servicesllm
Incident
- Discovered
- Sep 1, 2025
- Materiality determined
- —
- Notification sent
- —
- Affected individuals
- 249,848
- Data types
- —
- Attack vector
- Unknown
- Threat actor
- External
Compliance
- Time to disclose
- 14 weeks(99 days from discovery to filing)
- Compliance flags
- WA AG >90d
- Discovery-date grounding
- AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.