Contactless transactions for smaller amounts are often offline approved without requesting approval from the bank/network. This takes off the 2-3 seconds of the transaction time.
I curious how much slower the chip (EMV, or or 'old-style) is than the magetic swipe? Here in EU there is not difference, the transaction is done in couple of seconds max and most of this is the time spent waiting for…
I totally agree! It reminds me of laugh tracks on bad sitcoms. Every sentence is cheered by the audience.
I would also like to know this. Why is it important that the number representing some code must be prime? Why not any number?
Contactless transactions for smaller amounts are often offline approved without requesting approval from the bank/network. This takes off the 2-3 seconds of the transaction time.
I curious how much slower the chip (EMV, or or 'old-style) is than the magetic swipe? Here in EU there is not difference, the transaction is done in couple of seconds max and most of this is the time spent waiting for…
I totally agree! It reminds me of laugh tracks on bad sitcoms. Every sentence is cheered by the audience.
I would also like to know this. Why is it important that the number representing some code must be prime? Why not any number?