DIGITAL ASSET TRANSFER METHOD, DIGITAL ASSET TRANSFER DEVICE, AND PROGRAM

Title:

DIGITAL ASSET TRANSFER METHOD, DIGITAL ASSET TRANSFER DEVICE, AND PROGRAM

Document Type and Number:

WIPO Patent Application WO/2020/230695

Kind Code:

A1

Abstract:

The present disclosure relates to a digital asset transfer method, a digital asset transfer device and a program, which enable a more appropriate transfer, when a user dies, of a digital asset managed by a peer-to-peer database. Provided is a digital asset transfer method which is executed by a computer, the method including: acquiring information on the death of a user owning a cold wallet; identifying, on the basis of the death information, a transfer condition for a digital asset registered in an account connected to the cold wallet; using a secret key connected to the cold wallet to sign registration data to be registered in a P2P database, in order to transfer the digital asset on the basis of the transfer condition; and deleting the secret key used for signing.

Inventors:

FUKUHARA HIROSHIGE (JP)
KAMINO EIJI (JP)
KOIKE MAKOTO (JP)

Application Number:

PCT/JP2020/018545

Publication Date:

November 19, 2020

Filing Date:

May 07, 2020

Export Citation:

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Assignee:

SONY CORP (JP)

International Classes:

H04L9/08; G06Q20/06; G06Q40/02; H04L9/32

Foreign References:

JP2018515048A

2018-06-07

Other References:

MELANIE SWAN: "Blockchain", vol. 01 -22, 2015, O'REILLY MEDIA
ANDREAS M. ANTONOPOULOS: "Mastering Bitcoin", 1 December 2014, O'REILLY MEDIA
See also references of EP 3972189A4