UnknownProfessional ServicesProfessional ServicesMedium

Costco Customer Service

bd_ac6baa130a725d30 · schema v1 · pii pii-v1

Full breach record for Costco Customer Service →

Costco, a business sector entity reported a unauthorized access incident to the Washington Attorney General. The organization became aware of the incident on 2015-07-17 and filed notice on 2015-09-22. 29,425 Washington residents were affected. 67 days elapsed between awareness and notification. 393 days to identify the breach. 0 days to contain the breach.

Washington clock⏱ WA AG >30d10 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.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed29,425 affectedView incident

Source provenance

Source URL: https://data.wa.gov/resource/sb4j-ca4h.json?id=9587
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 22, 2015
Raw hash: 443882c406e6fbd5682c7a34dffb58e6f23784ac83eeebce18b0e5e628fbaf31

Reporting entity

Name: Costco Customer Service
norm: costco customer service
Domain: customerservice.costco.com

Victim entity

Name: Costco Customer Service
norm: costco customer service
Domain: customerservice.costco.com
Industry: Professional Servicesllm

Incident

Discovered: Jul 17, 2015
Materiality determined: —
Notification sent: —
Affected individuals: 29,425
Data types: —
Attack vector: Unknown
Threat actor: External

Compliance

Time to disclose: 10 weeks(67 days from discovery to filing)
Compliance flags: WA AG >30d
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.