It may be fun, but replying to ‘smishing’ texts can confirm your number is active, expose personal details and make you a target for future fraud We’ve all been there. The text comes through at exactly the worst time: while you’re unloading groceries, racing out the door or about to shut it all down for bed. “Your package requires a redelivery fee,” it reads. Or “Unpaid toll notice.” Sometimes it’s a stranger asking whether you’re still on for dinner tomorrow night.