HDL TRADING UNAUTHORIZED DEBT

ON TUESDAY 25/08/2015 MY SALARY WENT INTO MY ACCOUNT.<br> LATER ON IN THE DAY MY ACCOUNT WAS DEBITED FOR R350.00 FROM HDL TRADING,I DON'T UNDERSTAND HOW THESE PEOPLE GOT A HOLD OF MY DETAILS AND WHO GAVE THEM AUTHORIZATION TO DO SO!!!<br> NEED ADVICE ON WHICH STEPS THAT I NEED TO TAKE IN ORDER TO GET MY MONEY BACK AND HOW TO EXPOSE THESE ********** FLY BY NIGHT BUSINESSES AND ALL WHO ARE INVOLVED!!!!!