There is debate about the security of the PIN when the POS has been compromised....

rietta on June 28, 2017 | parent | context | favorite | on: Ask HN: Why are credit card chip readers so slow?

There is debate about the security of the PIN when the POS has been compromised. So the threat is that your PIN gets stolen and then you have to dispute unauthorized charges against your bank without the protection of Visa or MasterCard's fraud protection.