A data breach at Ledger, exposes 1 million unprotected user accounts


Exploit: Unauthorized Database Access 
Ledger: Cryptocurrency Storage Hardware Developer


Risk to Small Business: 1.993 = Severe Cryptocurrency wallet maker Ledger has announced that they experienced a data breach that exposed contact information for many clients. The breach was discovered by a participant in a bug bounty program. A marketing database containing email addresses for approximately one million users was unsecured, and a subset of 9,500 customers also had other contact information including first and last name, mailing addresses, and phone numbers exposed.


Individual Risk: 2.775 = Moderate Only basic information like email addresses was exposed for a majority if the affected clients, but some customers’ addresses and phone numbers were compromised as well. Clients should be suspicious of potential spear phishing attacks.

Customers Impacted: 1 million 
How it Could Affect Your Customers’ Business: Simple security failures like thismoneor the data breach caused by phishing at Twitter don’t increase client confidence in companies that promise secure technology.

Risk Levels:
1 - 1.5 = Extreme Risk
1.51 - 2.49 = Severe Risk
2.5 - 3 = Moderate Risk

*The risk score is calculated using a formula that considers a wide range of factors related to the assessed breach.

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