That's not normally possible in Bitcoin and most other public blockchain systems, in which transactions are visible to everyone. (technologyreview.com)
Peric was particularly lukewarm on the usefulness of bitcoin and other public blockchains for financial inclusion. (coindesk.com)
Hypderledger Fabric is a hybrid private / public blockchain created by the Linux Foundation, which makes it easy for large corporations to create blockchain products with more privacy than other public blockchains allow. (businessinsider.com)