SYSTEM AND METHOD FOR PROTECTING INFORMATION Russian patent published in 2020 - IPC G06Q20/00 G06Q20/38 

FIELD: data processing.

SUBSTANCE: invention relates to a method, a system and a machine-readable medium for information protection. Method, comprising: obtaining a plurality of encrypted transaction amounts associated with transactions between a plurality of accounts, wherein each of the encrypted transaction amounts is associated with one of the accounts which sends or receives one of the transaction sums, and encrypting each of the transaction amounts, at least hides whether one of the transaction sums sends or receives one account; generating the proof by the sum based on the received encoded amounts of transactions, wherein the proof by the sum at least indicates that the transaction amounts are balanced; and transmitting the encrypted transaction amounts and the proof by the sum of one or more nodes in the network of block chains for the nodes to verify the transactions.

EFFECT: technical result is higher security of transactions.

20 cl, 7 dwg