Adding DKIM filter option "invalid" (or "valid") to Thunderbird message filter rules

[xsistema]

Is it possible to add a DKIM filter option "invalid" (or "valid") to message filter rules? It is very important feature: dialog image

[lieser]

Based on my personal experience, I think it is unlikely that there are many people who receive a lot of emails there such an automated filtering would bring much.
So unless there are more people requesting this, this will have a very low priority for me.

Note that if https://bugzilla.mozilla.org/show_bug.cgi?id=1590025 will be implemented in TB, it probably is possible to implement this with a lot less effort. Which would make it more likely for me to do it.

[dielec]

I would also like to see a DKIM filter. That would make it much easier to make e-mails with an invalid DKIM signature stand out.

[PitWenkin]

It would be a nice feature to check if emails send by server/websites I manage are propperly configure …