Infostealers Expose Credentials Across Identities

Infostealer malware and exposed breach databases are turning stolen passwords, session data, email addresses, and account records into reusable access across personal and enterprise services.

Large collections analyzed or added to Have I Been Pwned show how endpoint compromise can bypass corporate defenses and connect online identities to employers and sensitive accounts. The main defensive direction is to identify exposed credentials quickly, prevent password reuse, and strengthen accounts with multifactor authentication, password managers, or passkeys.