raphting.dev

My company’s product p25.dev uses as its only authentication mechanism Passkeys.

I teased it before, the email solution I am working on.

For p25.dev I was researching a feature.

I am building a soon-to-be released, self-hosting friendly email server that handles IMAP and SMTP.

Using email for private communication is almost dead.

The trend for sovereign European software solutions is obvious.

In the current debate regarding EU’s independence of US software providers, I asked myself: how far is Germany?

If you are a developer, I am sure you have found yourself caught in agile theater.

I found a vulnerability in a popular DNS package for Go.

A few notes from November 2025: Tooling I was using two tools in the recent months that gave me a lot of joy in my day-to-day work.

When you run go get, you’re implicitly trusting Google’s sum.golang.org checksum database (gosumdb) to serve the correct cryptographic hash for your dependencies.

In July, I announced moving to a new domain with the free certificate monitor.

I will be shutting down the gosumdb witness by the end of September 2025.

In a previous post, I introduced ’legit’, a fantastic git frontend, which is now hosted on legit.

In a previous post, I introduced ’legit’, a fantastic git frontend originally written by icyphox.

GitHub was a nice code hosting and showcasing platform, before it became an AI powered developer platform.

Why AI and Rigid Scrum Are Failing Developers In aviation, progress requires finding the right balance.

The service that once brought me to the top of Hacker News, my free tool for monitoring TLS certificate expiration, is moving house.

In 2019 I received my Pilot License.

TL;DR: I published an Apple Watch App on the App Store link If you are an attentive blog reader, you noticed that the last RSS post was a bit off-context.

Longyear Support Longyear’s user interface has no sub-menus.

Last week I published a free tool to monitor the expiration of TLS certificates.

The expiration of TLS certificates is usually monitored with established monitoring solutions.

When I joined a large software project for a supermarket, I noticed an inexplicable part in the code that was about a CarController.

Phone numbers are weird.

tl;dr: https://monitor.raphting.dev/gosumdb/ In Part 1 and Part 2 of this series, I explained why goproxy and gosumdb exist.

In Part 1 of this series, I explained why Go offers a module proxy and that it is secured by the gosumdb.

When pulling dependencies for Go via go mod, the dataflows are not obvious for the user.

My feed reader is the main source of online articles I read.

In 2009 I created a Twitter account.

If you follow me on this blog or the Fediverse, you know that I advocate thinking about team organization.

With a friend of mine I talked about this article you just started reading.

There’s a multitude of dotfile manager helpers out there.

Is it not magical that an airplane crew that has possibly never worked together in this constellation can flawlessly execute a flight on an extremely complex airplane?

Der digitale Impfpass kommt.

Some systems have higher security requirements for auto-updates than others.

I write as long as I know how to use a text editor.