Didn't want to start a new thread, but I have a different file from the same game that uses a different encryption (uploaded: https://bpnet.work/files/RandomDialogData_en.bytes). I'm certain it contains game dialogue text data, but how it was encrypted is a total mystery (I even asked the author of ...

Yes I know that, and he has already posted 4.0 a while ago. The problem stands tho: how to decrypt those files ourselves? I want to get some data from files that are not part of the game bundle but downloaded from the CDN, for example.

There was an anonymous reply that linked a certain chinese blog about this, but the reply was removed for unknown reason. Since I'm not sure if it was directly related to the blog I'll post the link to it again: https://blog.palug.cn/ . I don't understand what's going on in his "analysis",...