In related POS news, Square, a unit of Block Inc., says the Uncle Sharkii Poke Bar chain will use its POS system as it ...

Alerts are sent to PayPal or Venmo users prior to payment when a suspect transaction is detected. The alerts reflect the risk level of the transaction, and the warnings become progressively stronger ...

There’s another acronym joining the payments world: VAMP is a new set of security measures and requirements coming from Visa.