According to Chapter 11.2.7 of Regulation (EU) No 2015/1998, persons other than passengers who need unescorted access to security-restricted areas must undergo general security awareness training.
All employees who work at an airport.
According to Chapter 11.2.7 of Regulation (EU) No 2015/1998, persons other than passengers who need unescorted access to security-restricted areas must undergo general security awareness training.