Clickjacking is a style of attack where a user is tricked into clicking on certain parts of a Web page with hidden buttons that perform malicious actions. The hidden buttons are delivered by an invisible iframe, which is a window that brings other content into the target Web site.
Paul Stone, a security consultant with Context Information Security in the U.K., revealed four new kinds of clickjacking attacks on Wednesday at the Black Hat conference that are effective against most Web sites and browsers. Stone showed one demonstration that used the drag-and-drop API implemented in all browsers. With some social engineering, users can be tricked into dragging an item on a Web page, which would cause text to be inserted into fields"
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