
Breach registry
MC2Data Data Breach
MC2 Data
What was exposed, when it happened, and which databases confirm it.
- accounts
- 2,122,280
- Breached
- August 18, 2024
- Last Update
- December 15, 2024
Were you caught in this breach?
Search your email, phone number or username against every record CheckLeaked indexes.
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What happened
In August 2024, data aggregator MC2 Data left a database publicly accessible without a password which was subsequently discovered by a security researcher. The breach exposed the personal information of 2.1M subscribers to the service which was marketed under a series of different brand names. The data included email addresses, names and salted SHA-256 password hashes.
Compromised Info
- Email addresses
- Names
- Passwords
Attestation
Four independent databases catalog this breach and they do not always agree. Each lane below is one source’s own count.
Sources & Link Methods
- HIBP
FAQ
What was leaked in the MC2Data breach?
The MC2Data breach exposed: Email addresses, Names, and Passwords.
When did the MC2Data breach happen?
The MC2Data breach was disclosed on August 18, 2024 and affected 2,122,280 records.
Am I affected by the MC2Data breach?
Search your email, phone or username at checkleaked.cc to find out whether your data appears in the MC2Data leak.