On Mon, Jun 05, 2017 at 22:12:47 +0200, Andries E. Brouwer wrote: > [The structure of the corruption was also funny: the files were full of > NUL bytes, but these were faithfully preserved. But there were a few > sequences 15 12 (octal), that were interpreted as CR LF > and converted to LF so that the 15 byte was lost.]
Now, that seems weird, but probably an effect of the sendmail chain? Did you look at a local copy, or did these attachments pass sendmail? They were attachments, they were marked text/plain, so the CR/LF should be preserved nevertheless. Not necessarily thwe NUL bytes though... Moritz