No doubt you have already been made aware of, however, we continue to receive calls from clients and potential regarding this issue.  Please do what we suggest; DO NOT give them any information.  Microsoft WILL NOT call you unless you have an open ticket with them and YOU request a callback. Remember to refrain from giving sensitive contact information and avoid data connections to your PC over the internet unless you have initially made the call yourself and do not assume someone has contacted the person by phone on your behalf.