The payment solution provider, VISA has come up with a blockchain-based system LucidiTEE to handle sensitive data. The R&D department of VISA has published a whitepaper which details about LucidiTEE. The system enables parties to jointly compute on private data. It uses protocols to ensure that all computations provide fairness and comply with policies, even when any subset of parties act maliciously. This will further help banks and other financial institutions to transfer the details to and fro.
Visa is a global payments technology company. It connects consumers, businesses, financial institutions, and governments to fast, secure and reliable payments.