Credit card giant American Express may be looking into developing a new proof-of-payment (PoP) system based on blockchain technology.
The partnership between American Express, Ripple and Santander Bank that began back in November of last year is reaching new heights.
American Express announced a blockchain-based loyalty rewards program using Hyperledger's technology.
American Express' travel and merchant arm has filed a patent application looking at using a blockchain to facilitate quick transactions.
American Express just had its "Charles Lindbergh moment," using Ripple's blockchain to connect Santander clients in Europe and the U.S.
New patent filings from American Express suggest the credit card provider is looking at blockchain as part of a consumer rewards system.
Abra users can now buy bitcoin with American Express credit cards, a move that diversifies its available payment options.
Credit card giant American Express has joined the Linux Foundation-led Hyperledger blockchain project.
Big banks fell in love with blockchain tech in 2015, but do they truly understand their latest obsession?
Here's a round-up of some of the most notable interactions between payment giants and the world of crypto.