Patent ID: 8327440

Claim:
A method of enhanced browsing of a second web page linked to a first web page displayed by a browser in a browser window, with security scanning, the method comprising: identifying, in the first web page, a target link to the second web page, wherein the target link is identified from one or more links that are contained within the first web page, wherein the one or more links are prioritized by a client computing device to determine a prefetching order, and wherein the target link is identified and prioritized before a request for content of the second web page is sent from the client computing device to a computing device that stores the content of the second web page; prior to receiving a user selection of the target link or of an indicator associated with the target link, prefetching content from the second web page, the content including web page data, applets, or scripts; loading the prefetched content from the second web page into a safe cache on the client computing device according to the prefetching order and before receiving the user selection of the target link or of the indicator associated with the target link and before the content of the second web page is opened by an application configured to provide access to the content of the second web page on the client computing device; scanning the prefetched content from the second web page for a security threat, within the safe cache, wherein the safe cache is configured to prevent the prefetched content from altering a memory location or storage location external to the safe cache; detecting placement of a cursor proximate to the target link or the indicator associated with the target link; and in response to the detecting: if a security threat was identified with the prefetched content, presenting a warning along with one or more selectable options to initiate in response to the identified security threat, including an option to ignore the warning; and causing display of a second window comprising the prefetched content if no security threat was identified with the prefetched content or if a user selection is received of a selectable option to ignore the warning.