ShopBack 2020 Data Breach
Retail & Commerce / Cashback
ShopBack 2020 Data Breach
A cashback reward program.
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.
20.5MRecords
2020Year
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 September 2020, the cashback reward program ShopBack suffered a data breach. The incident exposed over 20 million unique email addresses along with names, phone numbers, country of residence and passwords stored as salted SHA-1 hashes.
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…
20.5M records analyzed
About ShopBack
ShopBack is a cashback reward program.
Why They Hold Your Data
ShopBack is a cashback reward program. Services like this typically hold country, email addresses, names, passwords, phone numbers through account registration and normal operations.
Recent Developments
The ShopBack dataset circulated publicly; treat as part of the standing exposure landscape.
Data Points Exposed
5 verified field types
Email Address
Full Name
Geographic location
Password High
Phone Number
Breach Impact
The exposure of credentials alongside personal data heightened account-takeover and reuse risk for ShopBack users and drew scrutiny of its data protection.
Exploitation & Downstream Threats
• Credential stuffing against reused passwords across other platforms | • 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
- Reset any reused passwords and enable MFA on email first, then financial accounts.
- Guard against SIM-swap and vishing: add a carrier port-out PIN and verify any 'support' calls independently.
- 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 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.
- ThreatWatch tuned to this incident's identifiers and misuse pattern (impersonation and targeting patterns, not generic credential monitoring).
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