Samsung Electronics Co., Ltd.

Sungwook Won

Seongmin Je

Wooseok Jang

Youna Lee

Sunghyuk Lee

Moonsung Na

Jinsu Jo

Euiheon Jeong

Jongkeun Choi

An electronic device is provided. The electronic device includes a memory, a communication circuit, a display, and a processor connected to the memory, the communication circuit, and the display, wherein the memory stores instructions which, when executed, cause the processor to acquire device information relating to a plurality of external electronic devices, on the basis of the device information, select a plurality of distribution storage devices for storing a distribution key from among the plurality of external electronic devices, generate a plurality of distribution keys obtained by dividing mnemonic information or a seed value for generating a key for electronically signing data to be transmitted to a blockchain network, and control the communication circuit such that the plurality of distribution keys are distributed and transmitted to the plurality of distribution storage devices.

Method for storing and recovering key for blockchain-based system, and device therefor

Growing community of inventors

Suwon-si, South Korea

Sungwook Won