Have I Been Pwned is a free online service that allows users to check if their personal data has been compromised in data breaches. It was created by Troy Hunt, a security researcher, to help people discover if their email addresses or passwords have been exposed in known data breaches.
Why this server?
Provides tools to check if email addresses have been found in data breaches, verify if passwords have been exposed, get detailed information about specific data breaches, and list all breaches in the system with optional domain filtering.