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:
Oct. 28, 2025
Filed:
Apr. 03, 2024
Mastercard International Incorporated, Purchase, NY (US);
Jaipal Singh Kumawat, Rajasthan, IN;
Avinash Upadhyay, Noida, IN;
MASTERCARD INTERNATIONAL INCORPORATED, Purchase, NY (US);
Abstract
A method for improved security in blockchains using quantum key distribution includes: storing a first cryptographic key; establishing a first communication channel with an external device; generating a second cryptographic key over the first communication channel using quantum key distribution; encrypting a data set using the second cryptographic key; generating a blockchain data entry including at least the encrypted data set; and transmitting the blockchain data entry to a blockchain node in a blockchain network causing the blockchain node to verify the blockchain data entry and add the blockchain data entry into a new block added to a blockchain associated with the blockchain network.