Laurent Cheylus

824 Followers
1,070 Following
6.6K Posts

Software engineer specialized in Cybersecurity

Linux OpenBSD FreeBSD - FOSS Contributor
Lyon (France) addict
Messages in French đŸ‡«đŸ‡· and English 🇬🇧

Twitterhttps://twitter.com/lcheylus
GitHubhttps://github.com/lcheylus
Sifa ID: a professional Identity Network built on the Atmosphere, the same open network behind Bluesky. Your career history, skills, and endorsements live in your own data server. https://sifa.id/
Sifa — Portable professional identity on the open web

Replace your LinkedIn URL with a portable profile that updates itself from your real activity across the open web. EU-hosted. Free. No lock-in.

Sifa

2 of our update mirrors were recently sponsored by Mullvad. Mullvad sponsors a bunch of open source projects including QubesOS (250k/year), Tor and works with Mozilla.

We've made posts making it clear we oppose authoritarianism and ethnonationalism. We don't support the tankie ethnonationalists Mullvad's co-founder donated to.

She made recent posts on her timeline calling us unhinged, closely resembling the harassment she says she knows nothing about, and making false claims about our beliefs.

Un bon article d'introduction Ă  propos du RAG (Retrieval-Augmented Generation) : comment obtenir des rĂ©ponses rapides et prĂ©cises sur une base de connaissances spĂ©cifiques, en utilisant de l’IA - En accĂšs libre chez Next #IA #LLM https://next.ink/244408/dis-next-cest-quoi-un-rag-en-ia-generative/
Dis Next, c’est quoi un « RAG » en IA gĂ©nĂ©rative ?

Ces derniĂšres annĂ©es, vous entendez peut-ĂȘtre parler de RAG, surtout dans le monde des entreprises. De quoi s’agit-il ? Pourquoi certaines organisations


Next
Three days fighting Rust in CMake so KDE Plasma 6.7 can land in OpenBSD ports, then back to httpd & relayd. My g2k26 hackathon writeup: https://rsadowski.de/posts/2026/g2k26-netherlands-openbsd-hackathon/
g2k26: Rust in CMake, and a Heartbeat for Old Daemons

Rafael Sadowski

rsadowski.de
How to create and manage Linux Containers (LXC) on Slackware - Detailed article by Joel Carnat @joel #Linux #Containers https://www.tumfatig.net/2026/linux-containers-lxc-on-slackware/
Linux Containers (LXC) on Slackware

I went to a trip for replacing my $HOME FreeBSD server with loads of jails and Linux containers with some Slackware Linux server with
 isolated applications; $REASONS don’t matter much.

relayd(8) and httpd(8) TLS settings update. #openbsd
https://undeadly.org/cgi?action=article;sid=20260629165750
relayd(8) and httpd(8) TLS settings update.

La #PyConFR 2026 a lieu du 29 octobre au 1e novembre Ă  #Biarritz ☀

> L’appel à sujet est ouvert jusqu’au 31 juillet
> L’évĂšnement est gratuit, gĂ©rĂ© par des bĂ©nĂ©voles, et recherche des soutiens financiers

âžĄïž https://www.pycon.fr/2026/fr/

@AFPy #python #pycon

À propos − PyConFR 2026

cssQuake: a port of id Software's Quake that renders BSP worlds as real HTML/CSS 3D geometry through PolyCSS, without a WebGL or canvas renderer #VideoGame #Quake https://cssquake.com/
cssQuake - Powered by PolyCSS

Play a browser Quake port rendered as inspectable HTML and CSS 3D geometry through PolyCSS, with no WebGL or canvas renderer.

cssQuake

SLAC is Spam Limiter And Classifier: a Rust mail delivery agent for OpenBSD smtpd. It classifies mail with an OpenAI-compatible chat completions endpoint, adds X-SLAC-* headers, can quarantine spam to an mbox, and provides CLI/TUI tools for reviewing and correcting classifications.

https://github.com/mlarkin2015/slac

GitHub - mlarkin2015/slac: Spam Limiter And Classifier for OpenBSD smtpd(8)

Spam Limiter And Classifier for OpenBSD smtpd(8). Contribute to mlarkin2015/slac development by creating an account on GitHub.

GitHub
La preuve que Twitter, c'est plus divers et inclusif que le fédivers, c'est qu'on y trouve ce genre de messages.