International Business Machines Corporation
Securing permissioned blockchain network from pseudospoofing network attacks

Abstract:

An example operation may include one or more of identifying a new block to be created for a blockchain via a new block creation cycle, executing chaincode stored in the blockchain, identifying one or more credentials assigned as one credential per registered member organization of the blockchain based on the chaincode, validating the one or more credentials and determining consensus is satisfied via a consensus service, and creating the new block responsive to the consensus being satisfied.