Η Have I Been Pwned is a very useful free website that will check if your online account details have been leaked in any of the latest hacks. THE service Have I Been Pwned makes it super easy to check if email addresses post officeu, the accounts social networking, that you use etc have been involved in some kind of data breach or not.
All you have to do is give one name account user or the email you use in your online services. The Have I Been Pwned website will instantly cross reference the information and let you know if your account is safe or not.
What is “Pwned”?
In essence, "Pwned" is a mutation of the word "Owned" meaning "Owned".
If you want to see a list of all the websites that have been violated and are available in the service database, you can see them in the section Pwned Sites.
Also the service Notify Mewill notify you of your email when a new violation occurs that contains your information.