In a maritime zone never fully charted, several vessels stop transmitting. No distress call. No wreckage. Only images, analyzed too late. Even today, some believe the address of the last passage is still there — visible only to those who know where to look.
Flag : HACKDAY{abcdef} (all the words to stick together)
Solution
Il fallait regarder en bas à droite sur la bouteille. Parmi les mots, une adresse figurait :