Muddy waters for chip and PIN technology, banks won’t sign off

“The banks won’t let you take a $20 bill out of an ATM without a PIN, but they won’t require a chip and PIN for a credit card transaction; it makes no sense,” he says. “The banks say a PIN is static, it doesn’t change, but if it’s lost or stolen, the user can change it. You can’t change a signature.”

Source: Tech Target August 2, 2016