On Twitter, Ukraine's Vice Prime Minister says PayPal will also suspend service in Russia.
Amazon says the fees Visa charges on UK-issued credit cards are too high.
The use of USD Coin aims to bridge the worlds of digital and traditional fiat currencies.
Two banks are trialing the card over three months to overcome the $40 limit currently placed on contactless payments in the UK.
The tech industry is tripping over itself to innovate around three specific areas, but it's a bad idea, and everyone needs to just slow their roll. Here's why.
The new cards are intercepted in the mail, the chips get switched out, and bank accounts are drained before anyone realizes there's a problem.
Overlay skimmers simply stick on top of card readers and can be installed even in busy supermarket checkout lanes.
Customers who saw their credit card details used fraudulently in the last couple of weeks are understandably angry.
The card can be customized with a number of game-inspired designs and includes a generous reward points system for PlayStation and Sony product purchases.
The money is being offered to pay for tech upgrades and marketing costs, but in return each restaurant must commit to not accepting cash payments anymore.
37 restaurants confirmed as having malware installed on point of sale equipment and card details stolen between December and March.
Visa expands mVisa QR code payments and announces a new Visa Everywhere initiative in Europe.
It's all thanks to a little known service called Visa Account Updater.
They are called shimmers, and they hide inside ATM and terminal card readers.
There is no magic bullet to fix this problem.
Visitors to four of its New York venues and one Chicago theater may be affected.
Start-ups like Glympse and UberMedia are using location sharing, mobile behavior data, and new geofencing technologies to change the way physical businesses engage customers.
The 45 members of Team Visa, which include Olympic and Paralympic athletes, will test the wearable in Brazil.
Visa, Honda, Ford, and others are gearing up for a mobile payment system that will let you leave the wallet at home.
MasterCard and Visa are imbuing clothes, wearables, cars, and all manner of mobile and in-store experiences with the power of one-touch buying.