MC
MC2 Data
HighMC2 Data breach in August 2024 exposed 2.1M users' personal data.
2,122,280 recordsBreach Aug 18, 2024Updated Dec 15, 2024
Exposed data classes
Fields reported as compromised in this breach record.
Email addressesNamesPasswords
Detailed Analysis
In-depth analysis of the breach and its implications.
In August 2024, the database of MC2 Data, a data aggregator operating under multiple brand names, was discovered to be publicly accessible without authentication by a security researcher. This exposure resulted in the compromise of over two million users' information, including names, email addresses, and salted SHA-256 password hashes.
Impact Analysis
Understanding the scope and consequences of this breach.
- User Impact
- Compromised information increases the risk of phishing and account credential theft.
- Business Impact
- Reputation damage, potential regulatory consequences, and legal liabilities.
- Affected Sectors
- Technology Services
- Online Data Aggregators
- Geographic Impact
- Global
What You Should Do
Recommended actions to take in response to this breach.
If You Were Affected
- •Change passwords for impacted accounts.
- •Monitor email accounts for unusual activity.
- •Apply multi-factor authentication to all accounts.
Preventive Measures
- •Implement strict database access controls.
- •Conduct regular security audits.
- •Educate employees on data protection procedures.
Frequently Asked Questions
Common questions about this breach and what it means for you.
Update your passwords and enable multi-factor authentication promptly.