The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 23, 2021

Filed:

Feb. 28, 2018
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Chad M. Albertson, Rochester, MN (US);

Mark S. Fredrickson, Rochester, MN (US);

David G. Wheeler, Rochester, MN (US);

Scott D. Frei, Rochester, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2006.01); G11B 20/00 (2006.01); H04L 9/08 (2006.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
G11B 20/00289 (2013.01); H04L 9/0863 (2013.01); H04L 9/0869 (2013.01); H04L 9/0872 (2013.01); H04L 9/3226 (2013.01); H04L 9/3228 (2013.01); H04L 9/3297 (2013.01);
Abstract

Performing an operation comprising extracting a first element of encrypted data embedded in a digital recording comprising at least one of audio data and image data captured in a recording environment, generating a first decrypted value, the generating performed by execution of a cryptography algorithm based on a private key and the first element of encrypted data, comparing the first decrypted value and a stored value associated with a first element of the digital recording, and authenticating the digital recording based on the first decrypted value substantially matching the stored value.


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