On Tue, Sep 07, 2021 at 03:32:02PM +0100, Jeremy Harris via Exim-users wrote: > 44a62f5861 looks relevant: > > JH/59 DKIM: Fix small-message verification under TLS with chunking. If a > pipelined SMTP command followed the BDAT LAST then it would be > incorrectly treated as part of the message body, causing a verification > fail.
PIPELINING is not advertised. I also studied smtp session in traffic dump: sender wait for replies and do not send commands ahead. > ... except for:> Removal of TLS layer does not help to prevent DKIM > failures. > > Worth checking you have it, though. There are "P=esmtp" in log records and "with esmtp" in headers. I read traffic dumps for plain smtp connections. -- Eugene Berdnikov -- ## List details at https://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/