The most important things to know when shopping for a cell phone.
More and more, says Juniper Research, people will use their mobile devices to buy products or do their banking, boosted by services such as Apple Pay.
The exchange's Web site is back online, but only with a statement that it's closing all transactions for the time being.
The Korean electronics giant believes its technology will allow people to pay with their smartphone in more places.
PayPal announces acquisition of mobile-wallet maker, while Google unveils another mobile-payments service, in the growing fight for a piece of the smartphone payments market.
By not properly vetting the Superfish adware, Lenovo became the most recent unwitting example of broken links in the software supply chain.
LoopPay is a mobile-payment system that could power Samsung's smartphone transactions in the future. Here's what we know so far.
Visa's "tokenization" service substitutes your credit card data with random numbers when you pay for items with your phone, a move that could open the door for Apple Pay and its rivals.
Apple CEO Tim Cook announces at a White House-sponsored cybersecurity summit that Apple Pay will be available for some transactions with the federal government starting in September. It may some day be integrated with Social Security.
Pay.gov, a government website that collects payments to federal agencies, has added PayPal and Dwolla to its list of options.