25 Sep 2024 7:50 pm
When paying for groceries, the SNAP customer's card is run through an electronic reader or a point of sale terminal (POS), and the recipient enters the PIN to access the food stamp account. Then, electronically, the processor verifies the PIN and the account balance, and sends an authorization or denial back to the retailer.
https://en.wikipedia.org/wiki/Electroni ... t_transfer