Walmart Pay has been available nationwide at Walmart stores for several weeks, but consumers haven’t taken much notice — a foreboding sign for those hoping for a breakthrough with merchant-branded mobile payment apps.

Payza, a U.K.-based global online payments platform, has expanded the reach of its prepaid Mastercard, which is linked to an existing mobile wallet, to 190 countries.

Apple Inc. is preparing the first significant overhaul of its MacBook Pro laptop line in over four years, according to people familiar with the matter, using one of its older products to help reverse two quarters of sliding sales.

Airlines are a paradox of mobile payment acceptance. They handle check-ins, boarding passes and other key functions through their apps, but are not as full-featured when it comes to handling sales over phones and tablets.

To help people keep their card information safe when they shop online, a handful of fintech startups are following Apple Pay's example of keeping that information hidden, providing merchants with tokens instead.

Payment technologies are in an unwelcome spotlight this month, as security researchers expose their weaknesses just as the products are winning a long-desired trust among mainstream consumers.

In a reversal of its longstanding aversion to Apple Pay, Walmart has acquired a company that not only accepts Apple Pay, but gives customers an incentive of 1.5% off the purchase to use a debit card loaded into Apple's mobile pay system.

Beijing-based payment processor PayEase is partnering with KG Inicis, a South Korean payment provider on electronic payments in their respective markets.

A coalition of Canada’s largest vending machine operators has formed a partnership with Portland, Ore.-based payments technology startup PayRange Inc. to add mobile payments through Bluetooth technology.

Merchants using BlueSnap payments technology to power e-commerce and mobile checkout will have Visa Checkout as a payment option for customers.

Turning banks into app stores has primarily been a vision of some European startups, but a California company is hoping to bring it to reality in the United States.

The Kerv contactless payments ring, a Kickstarter-backed project that reached its funding goal in October 2015, has begun production.

The U.S. is steadily building the foundation of a nationwide faster payments system, but not all of the pieces are connected. Many of the elements developed independently, with influence from across the globe.

Payments technology is rapidly changing, but so is the broader environment for retailers, creating a need for flexible and diverse payment acceptance options.

Visa and Mastercard are making a lot of noise for initiatives that adapt their existing technology for faster payments in the U.S., but the alternative payment provider Dwolla is moving just as aggressively.

The nomadic nature of renters creates a lot of friction for companies that match apartment-seekers with available housing. But a California startup says it's beating that problem with a payments solution that asks neither renters nor landlords to change their habits.

Cash has been notoriously stubborn in light of the relentless onslaught of new payment methods, and though it has started a very slow decline, it is perhaps decades away from declaring defeat.

The tough move from free to fee for its readers has Square adjusting its strategy to lure merchants, but it also opens the door wider to new markets, according to CEO Jack Dorsey.

Samsung’s newest handset enables users to authenticate mobile payments by gazing at the screen, in the latest expansion of biometric security for smartphones.

While Early Warning is continuing to recruit banks to participate in its risk management engine and clearXchange P-to-P network, it's also working with nonbanks to quickly expand its footprint.