Agenda for DMARC session at IETF 99 1. Introduction & administrative 2. Report from Hackathon project 3. Report about handling IETF Mailman 4. Open issues in the ARC specs - Include discussion of standard status (Standards Track vs Experimental) 5. Handling enhanced reporting - What should be reported in a DMARC report when ARC is involved? 6. Deployment discussion -- issues? Concerns? Nothing? 7. DMARC "usage" document -- status and what to do 8. AOB