Abstract: A method for transferring content across a content delivery network (CDN) may include receiving a notification of a request. The request may include a client identifier and a content identifier. The method may also include accessing one or more global policies applicable to the request. The method may additionally include determining, using the one or more global policies, that a client is eligible to receive content associated with the content identifier from another client; identifying, using the one or more global policies and the content identifier, one or more authorized transfers of at least a portion of the content; identifying one or more eligible clients that are associated with the one or more authorized transfers; and sending a set of client identifiers that are associated with the one or more eligible clients.

Abstract: A method and system for providing a content object is disclosed with an in-stream ad unit inserted into the content object for a content object player. The content object is audio and/or video. The processed content object is downloaded or streamed to the content object player. A method for content insertion is provided. In this method, a first media data is received from a server and a placement request is transmitted to a content provider service. As a result, a placement response is received from the content provider service. The placement response includes data identifying a second media data associated with the first media data. The second media data is retrieved and merged with the first media data. After the merge, the first and second media data are transmitted to the server.

Abstract: According to the invention, a content download system for downloading a content file and additional content using a window is disclosed. The content download system includes a content site, a content provider and a third party. The content site presents the window that displays the download progress of the content file, presents the additional content while the content file is downloaded, and allows selection of the additional content. The content provider serves as an origin server for the content file. The third party receives information on the content file and provides the additional content.

Abstract: A system can be provided for dynamically serving a content file. A content object request function can receive a request for a webpage defined by the content file, the content file including a plurality of embedded or referenced content objects, at least one of the plurality of content objects including a Javascript. A content-file modifier can modify the content file to include instructions to generate reports comprising information relating to invocation of stubs. A report receiver can receive reports from the end user system, and an object usage analyzer quantifes usage of each of the stubs. An object prioritizor can prioritize the plurality of content objects based on the analysis, the prioritization including an identification of at least one high-priority content object. An object injector can modify the content file such that the high-priority content object automatically loads upon rendering of the content file.