Millions of accounts from various websites have been exfiltrated and shared online.
Some of the largest compromises of personal accounts, include 359 million MySpace accounts, 164 million LinkedIn accounts, 152 million Adobe accounts, 65 million tumblr accounts, but the list goes on.
Despite all these high profile comprises being reported in the news; have you ever wondered if any of these compromised accounts were yours?
You can check here: https://haveibeenpwned.com/
This is a website created by Troy Hunt, a Regional Director at Microsoft and more information about him can be found here.