dkimsign(1) General Commands Manual dkimsign(1) NAME dkimsign - Script for DKIM signing messages on stdin VERSION 0.7.0 DESCRIPTION dkimsign is a filter that reads an RFC822 message on standard input, and writes the same message on standard output with a DKIM-Signature line prepended. USAGE usage: dkimsign.py [-h] [--hcanon {simple,relaxed}] [--bcanon {simple,relaxed}] [--signalg {rsa-sha256,ed25519-sha256,rsa-sha1}] [--identity IDENTITY] selector domain privatekeyfile mandatory positional arguments: selector domain privatekeyfile optional arguments: -h, --help show this help message and exit --hcanon {simple,relaxed} Header canonicalization algorithm: default=relaxed --bcanon {simple,relaxed} Body canonicalization algorithm: default=simple --signalg {rsa-sha256,ed25519-sha256,rsa-sha1} Signature algorithm: default=rsa-sha256 --identity IDENTITY Optional value for i= tag. AUTHORS The original version of dkimsign was written by Greg Hewgill . It has been substantially rewritten by Scott Kitterman . This man-page was created by Scott Kitterman and is licensed under the same terms as dkimpy. 2018-02-05 dkimsign(1)