U.S. Patent 10715311 was awarded to Workday, Inc. on July 14, 2020 and is entitled “System and method for blockchain-based user authentication based on a cryptographic challenge.” The first named inventor is Prakash Sundaresan of Redmond, WA. The abstract contains an overview of the patent disclosure:

An embodiment herein provides a processor implemented method for blockchain-based authentication of a user using a user device, that includes (i) obtaining an identify information associated with an identity document of the user; (ii) storing the identity information, and a set of credentials, with a blockchain to link the identity information with the set of credentials for the user; (iii) obtaining a cryptographic challenge from a relying party device when a record that includes a user identity information of the user and the set of credentials associated with the user identity information for the user device is found to be stored with the blockchain; and (iv) transmitting a response to the cryptographic challenge to the relying party device. The relying party device checks whether the response matches with a predetermined correct response or not. The relying party device authenticates the user only if the response matches with the predetermined correct response. Link to Full Patent

This blockchain patent was originally filed on May 07, 2018  as U.S. Patent Application 15/973468 at the United Stated Patent and Trademark Office. The application was them awarded a patent grant and published as U.S. Patent 10715311. The primary examiner was Ellen Tran.

Workday, Inc., who is the original assignee of this patent, has at least 164 total granted patents in the United States as of the date of this article. This blockchain patent has been cited 0 times by other U.S. patents according to our law firm research, and can be considered an innovative patent in the field of cryptocurrency and blockchain.

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