A smart card usable in magnetic stripe swipe transactions with a transaction terminal configured to read transaction information encoded on a magnetic stripe of a standard transaction card includes a card body, which includes a magnetic stripe emulator for use with the transaction terminal, a smart card chip programmed with at least one transaction application for providing secured data for use in a transaction and dynamic card verification data, a power supply, and a card controller in communication with the magnetic stripe emulator. The card controller is configured to receive the dynamic card verification data and control the magnetic stripe emulator to emit a magnetic field encoded with at least a portion of the secured data and the dynamic card verification data.