CONTROL OF PRIVATE TRANSACTIONS IN CHAINS OF BLOCKS BASED ON PROCESSING FLOW Russian patent published in 2020 - IPC H04L29/06 

FIELD: information technology.

SUBSTANCE: invention relates to obtaining, by a first consensus node, a processing policy for sending transaction data between at least two client nodes. For this purpose, the policy is digitally signed by each of at least two client nodes using the corresponding secret key, and the policy includes a routing order of transaction data between at least two client nodes. First consensus node also receives transaction data provided by the first at least two client nodes. These transactions are digitally signed using a secret key of the first at least two client nodes. First consensus node then sends the transaction data to the second consensus node or the second of the at least two client nodes based on the policy.

EFFECT: technical result is protection of confidentiality and safety of data.

8 cl, 4 dwg