[Rspamd-Users] dkim / oversign "sender" header

Ralph Seichter abbot at monksofcool.net
Sun Apr 21 10:50:26 UTC 2019

* A. Schulze:

> Is "(o)sender" really a good default?

Definitely not, as the recent discussion on the Postfix mailing
list clearly demonstrates. RFC 6376 [1] agrees:

"Signers SHOULD NOT sign an existing header field likely to be
legitimately modified or removed in transit."


[1] https://tools.ietf.org/html/rfc6376#section-5.4

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