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:
Nov. 16, 1993
Filed:
Nov. 13, 1992
Applicant:
Inventor:
Adi Shamir, Rehovot, IL;
Assignee:
Yeda Research & Development Co. Ltd., Rehovot, IL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04K / ; H04L / ; H04L / ;
U.S. Cl.
CPC ...
380 30 ; 380 28 ; 380 44 ;
Abstract
A new type of digital signature scheme whose security is based on the difficulty of solving systems of k polynomial equations in m unknowns modulo a composite n is proposed. The scheme uses a simple technique (called sequential linearization) for embedding trapdoors into such systems of equations.