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.
Patent No.:
Date of Patent:
Apr. 28, 2015
Filed:
Oct. 06, 2011
Applicant:
Dae Youb Kim, Seoul, KR;
Inventor:
Dae Youb Kim, Seoul, KR;
Assignee:
Samsung Electronics., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04L 9/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/3242 (2013.01); H04L 9/0643 (2013.01); H04L 9/3247 (2013.01); H04L 2209/60 (2013.01);
Abstract
Provided are methods and a validation system that includes a signature device and a verification device for verifying a content. The signature device may generate verification information for each segment of a divided content and may generate signature information to verify the integrity of each segment and whether a corresponding segment is a part of a content. When a segment is received, the verification device may verify integrity of the segment and whether the segment is a part of the content, based on the verification information and the signature value received from the signature device.