Patent ID: 9075962
Filing Date: 2015-07-07
Classification: G06F,H04L,H04N

Abstract:
1. A method comprising: in a network comprising at least a server and a manifest format player, providing a cryptographically signed manifest Uniform Resource Locator (URL) for the Hypertext Transfer Protocol (HTTP) manifest format player to play, the signed URL including at least a validity time span and an identification of a video; in the manifest format player, loading the manifest URL, the manifest URL pointing to an instantiation of a proxy; in the proxy, receiving the manifest URL and verifying the validity of the signed URL; in the proxy, retrieving the manifest indicated by the manifest URL, the manifest comprising entries; in the proxy, substituting each relevant entry in the manifest URL contents with signed URLs either to an underlying video segment or back to an instantiation of the proxy if the entry were another manifest; in the HTTP manifest player, processing the manifest altered with signed URLs as a standard manifest, playing the content.