overt test
as defined in Regulation (EC) No 300/2008 of the European Parliament and of the Council of…
(10)
‘overt test’ means an announced exercise with screeners or other security personnel concerned which realistically simulates the performance of a security control or an act of unlawful interference for the purpose of examining or measuring elements such as the effectiveness of the implementation of existing security measures, competences and capabilities of that personnel to perform assigned functions;