See how easy it is for website to find out which social networks you're usin…

See how easy it is for website to find out which social networks you're using

They also provide a solution if you care about this kind of information being available to everyone:
"If you want to prevent sites from being able to detect this then for Firefox you can try RequestPolicy or NoScript. For Chrome you can give ScriptNo a shot. On IE you can try giving Firefox or Chrome a try. ;)"

Embedded Link

Social Network Login Status Detector
A demo showing how websites can detect which Social Networks a visitor is logged into.

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