>>However now I need to conver the original filesize as well, to be able to convert the processed percentage?
>
>The original filesize is a 64bit number.
>
>You can get it with ADIR(AARRAY,"FULLFILENAME") and INT(AARRAY(2))
>
>max filesize supported is 9007199254740992 = 8192TB
>

Yes, I do have the file size which is 3,857,493,504.
But during encryption it reads until 10,772,236,288

That is what still causes me trouble, maybe I miss something.