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=== Facebook Disconnect ====== [https://addons.mozilla.org/en-US/firefox/addon/fbdc/?src=search Facebook Disconnect] ===A browser extension which prevents Facebook 'seeing' which other sites you visit online. Facebook is notified whenever you visit one of the more than one million sites on the web that use Facebook Connect and has a history of leaking personally identifiable information to third parties. A browser extension which prevents Facebook 'seeing' which other sites you visit online. Facebook is notified whenever you visit one of the more than one million sites on the web that use Facebook Connect and has a history of leaking personally identifiable information to third parties.