Hypercom Optimum T4230
I have this POS ( Credit Card Terminals » Hypercom Optimum T4230 ) i have it in my shop to cash out dumps but when i swippe 101 DUMPS the terminal request the CARD PIN .
Can any one help me to bypass that security ? i use to do it with an other terminal ( INGENICO) but i can find the program on this POS if any one can help me plse contact me