DisclosureLens
HackingManufacturingManufacturingCustomer Data InvolvedIdentity (basic)Government IDMediumResolved

COEUR MINING, INC.

bd_6cfa119a3de0f886 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 2, 2023

Filed

Aug 10, 2023

To disclose

23 weeks

Affected · nationwide

3241 in this filing

Linked

2 filings

Confidence

50%
Full breach record for COEUR MINING, INC. →2 incidents on file

Coeur Mining, Inc. experienced a data breach due to an email intrusion, affecting one Maine resident. The breach was discovered on March 2, 2023, and is reported to have occurred on August 3, 2023. The compromised information includes individuals' names and Social Security numbers. The company has offered 12 months of identity theft protection services through IDX to those affected.

Maine clockDiscovered Mar 2, 2023 → Filed with AG Aug 10, 2023161d ✗ ME AG >90d23 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.

Incident timeline

Aug 3, 2023

Begins

Aug 10, 2023

Filed

vs. sector median

+12 wks slower

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings · 2 states

View merged incident ↗
Montana State AGAug 10 · first
Maine State AGAug 10 · first · this page

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.