Pointâofâsale transactionsâi.e., swiping a card at the time of purchaseâsecurely encrypt the. credit card data. Cards placed on file for future transactions, such as for express checkâout, use. tokens to access card data.
The outermost layer of Earth is the atmosphere. I say the atmosphere is the outermost layer, because it is as much a part of the of our planet as the atmosphere of other planets is a part of their definition.
the outermost layer of the earth that is solid rock and is the thinnest layer. what is the Earths outer core. the layer of Earth made up of liquid iron and nickel. what is the earths inner core. the layer of the earth that is in the center and is a sphere of solid iron.