Nasty scam emerged: Two scenarios known - this is how you protect yourself. Fraudsters use advertisements on common job portals to steal money or even involve their victims in criminal activities.
In both cases, however, tracking down the perpetrators is almost impossible because the fraudsters operate from all over the world. If you are contacted by a placement agency or respond to a job advertisement from one, you should check whether the position is also on the company's website. If in doubt, it is advisable to inquire by telephone.