Exposed in this breach? Do this now
Change the password
On the breached site and everywhere else you reused it. Make every password unique.
Enable 2FA
A second factor keeps a leaked password from becoming a hijacked account.
Set up monitoring
and get notified the moment your data appears in a new leak.
4m.net breach: questions and answers
When did the 4m.net data breach happen?
The 4m.net breach dates to November 2015.
How many records were leaked in the 4m.net breach?
LeakCheck has indexed 42,777 records from the 4m.net breach.
What data was exposed in the 4m.net breach?
The leaked records include email addresses and passwords.
Were passwords exposed in the 4m.net breach?
Yes. The indexed 4m.net records include passwords, in plain text or hashed. If you had an account, change that password and every other password you reused.
How do I check if my data was in the 4m.net breach?
Enter your email address, username or phone number in the search form on this page. The free check shows whether your data appears in the 4m.net breach — and in any of the other 1,468 sources LeakCheck indexes.
What should I do if my data was in the 4m.net breach?
Change the password you used on 4m.net and everywhere you reused it, turn on two-factor authentication, and watch for phishing that quotes details from the leak. To hear about the next breach first, set up breach monitoring.