HIGH SEVERITYCrypto

Ledger Data Breach

Verified by ObscureIQ Intelligence

6.5Severity
1.1MRecords
5Data Fields
2020Year

Impact & Downstream Threats

This breach carries high risk due to the nature of exposed data fields and the scale of affected records.

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

Breach Intelligence

EntityLedger
OrganizationPrivate Company • France
Breach DateJune 2020
DisclosureSeptember 2025
Records Exposed~1.1M
Attack VectorSocial Engineering
SourceHave I Been Pwned / DataBreach.com / ObscureIQ intelligence
StatusConfirmed

Executive Summary

In June 2020, attackers compromised Ledger’s e-commerce and marketing database, exposing the personal information of hundreds of thousands of crypto hardware wallet customers. The breach impacted , ~1.1 million email addresses, and , 272,000 records containing full names, phone numbers, and home addresses, , data that was later , dumped publicly online, .     ,

, Consumer Fallout     ,

, The exposure immediately fueled phishing and extortion campaigns. Victims received , emails and texts disguised as Ledger support, , urging them to “update” their wallets or share recovery phrases. Others were targeted with physical letters and threats. Criminals demanded , $700-$1,000 in Bitcoin, , warning that refusal could lead to , doxxing or physical harm, . Some customers and even Ledger executives faced attempted home invasions and kidnapping risks.     ,

, Financial and Brand Impact     ,

About Ledger

Cryptocurrency hardware wallet provider.

Private CompanyFranceledger.com

Data Points Exposed

Verified fields in the released dataset:
Email addresses
Full names
Phone numbers
Physical addresses

Dark Web Verification

Status: Confirmed

  • Dataset containing approximately 1.1M records identified in breach intelligence sources.
  • The data is indexed and searchable across breach notification platforms.

Recommended Actions

⚠️ Do not assume this is low sensitivity.

Expect Targeted Phishing
Watch for emails referencing this breach. Verify communications through official channels.
Secure Email & Enable MFA
Email compromise is often the first pivot point. Enable multi-factor authentication.
Monitor Financial Accounts
Watch for unauthorized credit applications and suspicious activity.
Check Your Exposure
ObscureIQ clients: this breach is indexed in your profile.
Non-clients may request a breach impact review.

Frequently Asked Questions

What happened in the Ledger data breach?

In June 2020, Ledger experienced a data breach that exposed approximately 1.1M records containing personal information.

What data was exposed?

The exposed data includes fields such as email address, full name, phone number, physical address, physical address:home.

How many records were affected?

Approximately 1.1M records were affected based on current breach intelligence.

Protect Yourself

Check If You’re Affected

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High-Risk? Get an Exposure Audit

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ObscureIQ Advisory

We combine proprietary dark web access with commercial and restricted breach intelligence to verify exposure and assess real-world risk.

If you are:
  • A public-facing individual
  • A high-profile executive
  • A customer of Ledger
  • Or concerned about credential reuse
Services
AuditsWipesThreat MonitoringTraining

Classification Tags

Social EngineeringCryptoEmailPhoneAddress

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