It is therefore possible to strengthen checks at external borders, without having a disproportionate negative effect on persons travelling in good faith, in order to better identify those persons who intend to hide their real identity or who are the subject of a relevant alert for security reasons or for arrest.
Is féidir, dá bhrí sin, seiceálacha ag teorannacha seachtracha a neartú gan éifeacht dhiúltach dhíréireach a bheith ar dhaoine atá ag taisteal de mheon macánta, chun gur fearr is féidir na daoine sin a shainaithint a bhfuil rún acu a bhfíorchéannacht a cheilt nó a bhfuil foláireamh ábhartha amuigh ina leith ar chúiseanna slándála nó le haghaidh a ngabhála.