CPC H04L 9/0637 (2013.01) [H04L 9/0866 (2013.01); H04L 9/0872 (2013.01); H04L 9/3213 (2013.01); H04L 9/50 (2022.05)] | 20 Claims |
1. A method of storing data, the method comprising:
receiving the data;
determining, by processing circuitry, a target blockchain from a plurality of blockchains in which the data is to be stored, the target blockchain being determined from the plurality of blockchains based on (i) a user attribute associated with the data and (ii) which of the plurality of blockchains is identified in blockchain correspondence information as including a shared user attribute corresponding to the user attribute associated with the data, the blockchain correspondence information indicating which of a plurality of shared user attributes is associated with each of the plurality of blockchains; and
storing a first block that is generated based on the received data in the target blockchain.
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