The company PayPal is in the US a new payment method to offer with the transaction by a webshop embedded can be displayed. This would be the number of steps required to perform an online-payment can reduce.
PayPal test this method for the time being with a small number of online shops. In the long term it would the payment processor the payment method to a larger number of web stores want to roll out to finally end this payment plan at almost all companies to offer. The payment method would also on most smartphones and tablets to work.
It is unclear what safeguards there are in place to prevent abuse. This would, in theory, an attacker on a fake web shop is an embedded version of PayPal be able to login and creditcarddata loot.