CO
Coinmama
MediumCoinmama encountered a data breach in 2017, revealing user data including hashed passwords.
478,824 recordsBreach Aug 3, 2017Updated Aug 30, 2019
Exposed data classes
Fields reported as compromised in this breach record.
Email addressesPasswordsUsernames
Detailed Analysis
In-depth analysis of the breach and its implications.
In August 2017, Coinmama, a cryptocurrency brokerage service, experienced a data breach. This breach exposed records of 478,824 subscribers, including email addresses, usernames, and passwords hashed with MD5. The incident was identified in February 2019 by security researcher Adam Davies, who subsequently informed HaveIBeenPwned to enhance public cybersecurity awareness.
Impact Analysis
Understanding the scope and consequences of this breach.
- User Impact
- Compromised data may increase risks of phishing and credential-based attacks.
- Business Impact
- The breach undermined customer trust and necessitated substantial security upgrades.
- Affected Sectors
- Cryptocurrency Brokerage
- Geographic Impact
- Global
What You Should Do
Recommended actions to take in response to this breach.
If You Were Affected
- •Update your Coinmama account credentials immediately.
- •Monitor accounts for unauthorized activity.
- •Enable stronger password security measures.
Preventive Measures
- •Use complex, unique passwords across platforms.
- •Enable two-factor authentication for services.
- •Regularly review and improve data storage methodologies.
Frequently Asked Questions
Common questions about this breach and what it means for you.
A hashed password is stored in a transformed, non-reversible format intended to secure the password's original string.