In certain jurisdictions, possession of skimming machines is a legal offense, even without evidence of fraudulent transactions, to disrupt functions before substantial harm occurs. RFID tasks similar to this and the Proxmark3 have been around for some time, and there’s a great deal of open-source assist for that device — https://clone-card-sites81159.shotblogs.com/details-fiction-and-clone-cards-uk-49412092