Domain owners can publish policies that will be applied to email that is not compliant with DMARC:
- none - which means “take no action, just collect data and send me reports”,
- quarantine - which means “treat with suspicion”, and
- reject - which mean “block outright”.
DMARC deployers often ask us: “what’s the difference between quarantine and reject, and what will happen when I publish these policies?” Understanding what happens when quarantine or reject is published is pretty important! Read the rest of this entry »