https://disconnect.me/extensions/disconnect.xpiprevents wireless eavesdropping by encrypting the data you exchange with the major sites in Disconnect, whenever possible, and related sites such as YouTube and their widgets. Browser extensions with similar functionality like NoScript and HTTPS Everywhere tend to break pages by unintentionally blocking elements,so we use a bit of clever code to fall back to an unencrypted resource when the encrypted version doesn’t work.
As seen on Lifehacker.com,
Paolo