Board Thread:Questions and Answers/@comment-43604755-20191206092027/@comment-43604755-20191207095143

Well till now this is certain that we have to use the ATBASH cipher and we don't have to use the words in the trailer.

Nekki has given the hint that the it is related to the numbers on the pictures. Maybe something could be done by converting them to letters and then using ATBASH.