How to show all site i sign in with my yahoo email ?

[ryourff]

is there any way to vie w all site I sign in with my yahoo mail ID because it,s a lot and I want to reduces them

 

[learninmypc]

If you're saying you want to use your yahoo username/password to log in to every website you go to, I think its safe to say no one here will tell you thats a good idea. Each website you go to should have a separate username/password.
This is very related http://www.cbsnews.com/video/watch/?id=50149279n