Netshoes 2017 Data Breach
Retail & Commerce / E-commerce
Netshoes 2017 Data Breach
An e-commerce service in the retail & commerce sector.
Confirmed · ObscureIQ Intelligence
Breach Risk Index i
12/100
Lower riskHigher risk
Lower: limited current risk based on data value and recency.
Data Sensitivity i
StandardExposed data is largely lower-sensitivity. Standard identity-protection precautions are advised.
500KRecords
2017Year
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.
Breach Summary
In December 2017, the online Brazilian retailer known as Netshoes had half a million records allegedly hacked from their system posted publicly. The company was contacted by local Brazilian media outlet Tecmundo and subsequently advised that no indications have been identified of an invasion of the company's systems. However, Netshoes' own systems successfully confirm the presence of matching identifiers and email addresses from the data set, indicating a high likelihood that the data originated from them.
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…
500K records analyzed
About Netshoes
Netshoes is an e-commerce service in the retail & commerce sector.
Why They Hold Your Data
Netshoes is an e-commerce service in the retail & commerce sector. Services like this typically hold dates of birth, email addresses, names, transaction history through account registration and normal operations.
Recent Developments
The Netshoes dataset circulated publicly; treat as part of the standing exposure landscape.
Data Points Exposed
4 verified field types
Date of Birth High
Email Address
Full Name
Transaction History
Breach Impact
The exposure created downstream fraud and phishing risk for those affected and drew scrutiny of Netshoes's data protection.
Exploitation & Downstream Threats
• Identity verification bypass using name + date of birth combination | • Targeted phishing campaigns using exposed email addresses
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
- Do not use unofficial 'am I affected' lookups; several are themselves harvesting operations.
How ObscureIQ Can Help
- Corpus confirmation: determine whether and where the principal (plus household and staff) appear in this dataset and which specific fields are exposed for them.
- Exposure mapping: cross-reference the exposed identifiers against broker-available data to size and prioritize the principal's wider footprint.
- ThreatWatch tuned to this incident's identifiers and misuse pattern (impersonation and targeting patterns, not generic credential monitoring).
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