raphting.dev

Blog Posts

Celebrating small wins

About one month ago I released Postern, an open-source Mail Delivery Agent with a policy engine at its core. I took two weeks off in September, and I am back at my day job at p25.dev. p25.dev’s … Read more

Passkeys only

My company’s product p25.dev uses as its only authentication mechanism Passkeys. I was already asked by two persons why; and if there’s a way for username/password authentication. When it … Read more

Announcing Postern, modern mail management

I teased it before, the email solution I am working on. I’m proud to release Postern! What is Postern? According to Wikipedia, a Postern is a secondary gate in a fortification. Postern is for … Read more

All these old RFCs

For p25.dev I was researching a feature. Customers who don’t have a static IP address, or sit behind a firewall they can’t control, should be able to use p25.dev’s backup MX too. I … Read more

IMAP is indeed complicated

I am building a soon-to-be released, self-hosting friendly email server that handles IMAP and SMTP. The past years, I worked on infrastructure that handles millions of emails per day. My focus was on … Read more

Earlier

Modern email is CRM

Building a European Product

German email sovereignty

Beyond agile

Fuzzing with a finding

Notes of November

Resurrecting gosumdb: Independently Auditing the Go Module Supply Chain

Moved an RSS Feed to a new domain

Sunsetting gosumdb

A commit graph for legit

Why I Forked the Git Frontend 'legit'

Self-Hosting a Static Git Frontend

The Autopilot Paradox

Moving almost 1000 domains

When I wrote an Aviation App

Sensing North

Numbers for the RSS Monitoring Service

Free Monitor Certificate expiry via RSS

Seeing Faces in Trees

My phone is not publicly writable anymore

Go Proxy Security, Part 3: Behind Google's Curtain - Auditing Gosumdb

Go Proxy Security, Part 2: In the Tree

Go Proxy Security, Part 1: A critical piece of infrastructure

I can haz Markdown

Without Search, the Fediverse is not decentralized

Thinking above the Team

Queues are like Singletons

Package manager for dotfiles

What Software Engineering can learn from Aviation

Digitaler Impfpass - Kritik

Secure updating is hard

Writing again