A consortium of financial institutions is building a trade finance platform.
A key requirement is that the details of a trade agreement (a 'state') should only be shared between the transacting parties and a designated notary service that validates the transaction's uniqueness.
Other members of the consortium should not have access to this data.
Which enterprise blockchain platform is architecturally designed around this 'need-to-know' data distribution model, avoiding a global broadcast of transaction data?