add dmarc dns record support to the dns plugin
Descriptive title for this enhancement
Add dmarc support to the dns plugin
Actual behavior
we don't support dmarc record
Expected behavior
to be able to create dmarc record like we have done for the dkim record
Benefits
more security to prevent spamming, domain abuse and more email deliverability
Possible Drawbacks
none
RFC
dmarc is described in the rfc 7849
interface in FusionDirectory
the interface should look like the one for dkim with separared fields for each of the information
exemple records
record with no policy
_dmarc TXT v=DMARC1; p=none; rua=mailto:security@fusiondirectory.org; ruf=mailto:security@fusiondirectory.org; fo=1;
recod with quarantine and strict spf and dkin checking
_dmarc TXT v=DMARC1; p=quarantine; adkim=s; aspf=s; rua=mailto:security@fusiondirectory.org; ruf=mailto:security@fusiondirectory.org; fo=1;
a tool is available to check all the possibilities