SAP SE
TRUST SERVICE ENGINE FOR EXTERNAL BLOCKCHAIN VERIFICATION

Abstract:

Provided is a system and method for implementing remote trust services for blockchain. In one example, the method may include one or more of retrieving block content from a portion of a blockchain via an application programming interface (API), in response to a triggering event being detected, calling an off-chain trust service to sign the retrieved block content, receiving accreditation results of the retrieved block content from the off-chain trust service, the accreditation results comprising an indication of whether the retrieved block content has been successfully signed, and writing the received accreditation results to a block within the blockchain.