login to most of public site without any registration or Sign up

How will you login to most of public site without any registration or Sign up ?
So, Here is trick to login website without any register or sign up.

Now I will share a website where you will get most of website login detail without any registration or sign up.

Open
This site

www.bugmenot.com

1) Now enter any website URL and submit

2) You will Get login Detail of entered site.

Note : It will not work on all website.

Enjoy
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