The chip on a credit or debit card is an HSM.

leni536 a day ago | parent | next [-]

And mostly irrelevant for online payments.

	▲	mahboi a day ago \| parent [-]
		Their solution to that was a "security code" also printed on the card, lol

thayne a day ago | parent | prev [-]

The number printed on the card, and the magnetic strip are not.