: Turn on Multi-Factor Authentication (MFA) on all sensitive accounts (email, banking, social media). This provides a critical second layer of defense even if an attacker has your password.
If you have received a notification that your information is on a combo list or if you have encountered this file: Download 548K COMBO LIST UPDATE zip
: If your credentials were part of a breach, immediately update the passwords for all accounts that shared that same login information. : Turn on Multi-Factor Authentication (MFA) on all
: These files are often formatted simply as email:password . While some lists contain old or "recycled" data, modern versions may include fresh credentials harvested directly from infostealer malware like RedLine or Lumma. : These files are often formatted simply as email:password
: Use a Password Manager to ensure every account has a strong, unique password.
: Use services like Have I Been Pwned or Malwarebytes Digital Footprint Scan to check if your email has appeared in recent data leaks. Learn more about Password Combo List notification