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. 22, 2022

Filed:

Jan. 07, 2019
Applicant:

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

Inventor:

Ryo Kawahara, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); H04L 41/0654 (2022.01); H04L 9/06 (2006.01); H04L 41/069 (2022.01); H04L 41/0893 (2022.01);
U.S. Cl.
CPC ...
H04L 41/0654 (2013.01); H04L 9/0637 (2013.01); H04L 41/069 (2013.01); H04L 41/0893 (2013.01); H04L 2209/38 (2013.01);
Abstract

An example operation may include one or more of receiving an input comprising an endorsement policy, a structure of a blockchain network, and requirements for degrees of faults to be tolerated, transforming the received input into intermediate data including identifiers of variables which represents fault states of the nodes of the blockchain network, and constraints on the fault states of the nodes by the endorsement policy and the requirements for degrees of faults to be tolerated, negating a subset of the constraints in the intermediate data, determining whether a blockchain which follows the endorsement policy and the requirements for the degrees of faults has blockchain-intrinsic properties based on all the possible fault states, and displaying results of the determination via a display screen.


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