US 12,244,875 B2
Asserting and establishing provenance of media content during live streaming
Andrew Jenks, Woodinville, WA (US); Samuel J. Wenker, Kirkland, WA (US); Kevin M. Kane, Redmond, WA (US); Paul England, Bellevue, WA (US); Ning Lin, Bellevue, WA (US); John C. Simmons, North Bend, WA (US); and Quintin Burns, Charlotte, NC (US)
Assigned to Microsoft Technology Licensing, LLC, Redmond, WA (US)
Filed by Microsoft Technology Licensing, LLC, Redmond, WA (US)
Filed on Jun. 16, 2023, as Appl. No. 18/211,159.
Claims priority of provisional application 63/452,271, filed on Mar. 15, 2023.
Prior Publication US 2024/0314367 A1, Sep. 19, 2024
Int. Cl. H04N 21/2187 (2011.01)
CPC H04N 21/2187 (2013.01) 20 Claims
OG exemplary drawing
 
11. A computer system comprising a processing system and memory, wherein the computer system is configured to perform operations to establish provenance of media content during live streaming, the operations comprising:
receiving, as part of a bitstream, a manifest signature and manifest metadata, the manifest metadata comprising a live-stream public key;
verifying, with a long-term key and the manifest signature, the manifest metadata; and
for each of multiple portions of media content during live streaming of the media content:
receiving, as part of the bitstream, a portion signature for the portion of the media content; and
verifying, with the live-stream public key and the portion signature, the portion of the media content, thereby validating a provenance claim for the portion of the media content.