"554 Message contains NUL characters"

Michael Sims michaels at crye-leike.com
Tue Jun 29 07:58:01 EDT 2004

Akihiro KAYAMA wrote:
> And I know NUL chars are nightmare for applications which use ANSI-C
> string functions. I suggest a feature getting rid of NUL chars with
> warning log when the server receives mails.

If you are running Sendmail or Exim as your MTA you can configure it to
strip the NUL characters before it hands the message off to LMTP.  More
information here:



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