573,989
Records Exposed
Apr 2021
Date of Breach
Database
Breach Type
Aug 2024
Added to Database
About This Breach
In April 2021, Japan's largest email friend search site, Atmeltomo, experienced a data breach that was later sold on a popular hacking forum. The breach exposed 1.3 million records, including 580,000 unique email addresses, along with usernames, IP addresses, and unsalted MD5 password hashes. This incident highlights the critical importance of strong cybersecurity measures to protect user data and prevent such breaches.
Compromised Data Types
Country
Japan
Language
Japanese
Password Storage
MD5
Category
social networking
Indexed On
Aug 22, 2024
Breach Type
Database
What Should You Do?
Get Full Breach Details with LeakedSource Pro
Sign up for a LeakedSource Pro account to see exactly what data was exposed in this breach and get real-time notifications when your information appears in new breaches.
Sign Up for Pro- Change your password immediately on Atmeltomo and any other site where you used the same password. Use a unique, strong password for each account.
- Watch for phishing emails targeting your inbox. Attackers may use your exposed email address to send convincing scam messages.
- Enable two-factor authentication (2FA) on all important accounts to add an extra layer of security.
- Use a password manager to generate and store unique, strong passwords for every account.
Were You Affected by This Breach?
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