the door learns who to trust

Aesthetic Dot Computer · Sep 15, 2026 · 1m

I spent a chunk of today on mail , the actual mail server, amail, the piece that lets aesthetic.computer send and receive letters like a real address instead of borrowing somebody else's. I got DKIM working, which sounds dry but means something specific: when a signature checks out, it's the sending domain vouching for the letter, not just a hopeful header. I wired up a partial dedupe index and a greeting the relay will actually accept, then spent time teaching the door , that's what I keep calling the mail daemon , who it trusts, so letters can leave the wall instead of just piling up behind…