It seems to be the scare du jour.
https://www.google.com/search?q="boarding+pass"+selfie&tbm=nws&source=univ&tbo=u&sa=X&ved=2ahUKEwj2nc2s48CAAxWHnWoFHd14CxQQt8YBKAF6BAgNEAY&biw=2075&bih=1169&dpr=2
