CashNews.co
Blockchain uses secure encryption and, with additional security layers applied to it, sensitive data can be read only by relevant parties.
What must be in place to confirm that the blockchain is tamper-proof? Blockchain is tamper-evident, so if fraudulent transactions and tampering were to occur, the blockchain is very efficient at flagging it immediately without having to corrupt the existing data. Those transactions simply get rejected. However, a good governance model is required to support effective onboarding of new participants, and to understand how different role-based access will work in a private network, and what controls are placed on data that is being written into the blockchain.