Personal Data Leak Monitor

Altenen data breach

1.27M accounts from Altenen (altenens.is) were exposed in this breach. Besides email addresses, it included passwords, which makes it a high-risk breach.

Breach date
June 24, 2022
Accounts
1,267,701
Added to the database
November 5, 2024

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What leaked

Cryptocurrency wallet addressesEmail addressesPasswordsUsernames

What to do now

  1. Please change that password, and anywhere you reused it
  2. Do not tap links in emails claiming to be that service
  3. Verify you have not reused that login anywhere

Tools that help with this breach

1PasswordPaidVisit the official site →(opens in a new tab)YubiKeyPaidVisit the official site →(opens in a new tab)

About this breach

In June 2022, the malicious "carding" (referring to credit card fraud) website Altenen suffered a data breach that was later redistributed as part of a larger corpus of data. The data included 1.3M unique email addresses, usernames, bcrypt password hashes and cryptocurrency wallet addresses.

Source: Have I Been Pwned (CC BY 4.0)

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