If you are concerned that your credentials might be in such a list, you should take the following steps:
Use a strong, unique password specifically for MEGA. 4200 mega.nz accs by LB.zip
ZIP files from unofficial or underground sources frequently contain malware, such as keyloggers or stealer logs, designed to infect the downloader's computer. If you are concerned that your credentials might
MEGA uses automated systems to detect malicious logins. If an account is flagged for suspicious activity (like being accessed from multiple unknown IPs), it is often locked or permanently closed. If an account is flagged for suspicious activity
Files like this often circulate in communities that share "premium" account access for free. However, downloading or using these accounts can lead to severe security risks and account termination. Risks of Engaging with Such Files
These lists are frequently used in automated "stuffing" attacks, where hackers test stolen username/password pairs across multiple sites to find working logins.
Check your active sessions in the MEGA settings to ensure only your devices are logged in. Login - MEGA