Payment giant Mastercard finds that crypto and blockchain are useful and can bring much more value to financial industries as a whole, but only when they tackle the security and ease of use issues in order to build trust.  Raj Dhamodharan, Mastercard’s EVP and head of crypto and blockchain, spoke during a North America Innovation Day event, and said that the novel technologies of blockchain and crypto are becoming more popular globally.... Read More: Mastercard's Chief Says Blockchain Can Bring Much More Value to Financial Services