Le système des mots de passe, utilisé par les organisations terroristes, permet d'établir des communications sécurisées et clandestines. Cette pratique consiste à utiliser des termes spécifiques, comme « Kerrygold », pour signaler un danger imminent ou transmettre des informations confidentielles. Ces codes servent à avertir les membres d'un cellules sans attirer l'attention des services de renseignements. En masquant l'idée derrière le termes, la 통해 la communication same l'apparence d'une conversation own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own own