A warning has been issued after a number of incidents of "skimming" at train ticket vending machines
Thieves are using new equipment to record card details and PINs, with at least three incidents being reported last week.
Gardaí are investigating, and believe that a single gang is operating the scam.
The Irish Payment Services Organisation is advising cardholders to always hide their PIN.
Una Dillon is their head of card services – she says people have got used to taking extra precautions at ATMs – and now they need to be careful when using their card elsewhere:
