Dennis Kirk 2021 Data Breach

Dennis Kirk 2021 Data Breach

Retail & Commerce / E-commerce

Dennis Kirk 2021 Data Breach

An addresses from motorcycle supplies store.

Confirmed · ObscureIQ Intelligence
Breach Risk Index i
40/100
Lower riskHigher risk
Moderate: notable exposure with meaningful misuse potential.
Data Sensitivity i
Standard
Exposed data is largely lower-sensitivity. Standard identity-protection precautions are advised.
1.4MRecords
2021Year

The Breach Risk Index (BRI) is a proprietary 0–100 score rating how dangerous a breach is right now, based on how recently the data has been circulating on the dark web and how valuable it is to attackers.

Classification Tags
Retail & CommerceE-commerceDirect Customers2021

Breach Summary

In October 2024, almost 20GB of data containing 1.3M unique email addresses from motorcycle supplies store Dennis Kirk was circulated. Dating back to September 2021, the data also contained purchases from the online store along with customer names, phone numbers and postcodes. Dennis Kirk did not respond to multiple attempts to make contact about the breach.

Full threat analysis, exploitation vectors, and principal guidance below.

10 additional sections · verified field analysis · defensive doctrine

Querying breach corpus…
Cross-referencing exposed field types…
Resolving threat-actor attribution…
Compiling principal risk advisory…

1.4M records analyzed

About Dennis Kirk

Dennis Kirk is an addresses from motorcycle supplies store.

Why They Hold Your Data

Dennis Kirk is an addresses from motorcycle supplies store. Services like this typically hold email addresses, names, location data, phone numbers, transaction history through account registration and normal operations.

Recent Developments

The Dennis Kirk dataset circulated publicly; treat as part of the standing exposure landscape.

Data Points Exposed

5 verified field types
Email Address
Full Name
Geographic location
Phone Number
Transaction History

Breach Impact

The exposure created downstream fraud and phishing risk for those affected and drew scrutiny of Dennis Kirk's data protection.

Exploitation & Downstream Threats

• SIM swap attacks where phone numbers are present | • Targeted phishing campaigns using exposed email addresses | • Doxxing risk from physical address exposure

Principal Risk Advisory

What this means for a principal

A consumer-service breach: contact and account data supports phishing, account takeover and profile enrichment. For a high-profile principal the main risk is credible impersonation and enrichment of existing exposure.

What You Should Do

  1. Guard against SIM-swap and vishing: add a carrier port-out PIN and verify any 'support' calls independently.
  2. Do not use unofficial 'am I affected' lookups; several are themselves harvesting operations.

How ObscureIQ Can Help

  1. Corpus confirmation: determine whether and where the principal (plus household and staff) appear in this dataset and which specific fields are exposed for them.
  2. Exposure mapping and footprint neutralization: cross-reference against broker-available data and suppress still-removable elements, prioritizing address and phone, since this record re-seeds broker networks.
  3. ThreatWatch tuned to this incident's identifiers and misuse pattern (impersonation and targeting patterns, not generic credential monitoring).

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