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Breach occurred 2023-09-20VerifiedWhat happened
In September 2023, over 100GB of stealer logs and credential stuffing lists titled "Naz.API" was posted to a popular hacking forum. The incident contained a combination of email address and plain text password pairs alongside the service they were entered into, and standalone credential pairs obtained from unnamed sources. In total, the corpus of data included 71M unique email addresses and 100M unique passwords.
Data exposed
Frequently asked questions
The Naz.API data breach occurred on September 20, 2023. It was added to Have I Been Pwned's breach catalog on January 17, 2024.
70,840,771 accounts were affected by the Naz.API data breach, according to Have I Been Pwned's records.
The Naz.API breach exposed the following data types: Email addresses, Passwords.
Yes. Have I Been Pwned has verified the Naz.API breach, meaning there's confirmed evidence the exposed data is genuine and tied to real accounts.
Use KazaSec's free Email Breach Checker (/tools/breach-check) to check whether a specific email address has surfaced in the Naz.API breach, or any other known breach — the tool never stores what you search.
Our free Email Breach Checker tells you whether a specific email address has surfaced in this breach — or any other known breach — without ever storing what you search.
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