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Laurent Cheylus

@lcheylus@bsd.network
  • Open on bsd.network

Software engineer specialized in Cybersecurity

Linux OpenBSD FreeBSD - FOSS Contributor
Lyon (France) addict
Messages in French 🇫🇷 and English 🇬🇧

0 Followers
0 Following
27 Posts
Joined April 27, 2022
Twitter:
https://twitter.com/lcheylus
GitHub:
https://github.com/lcheylus

Posts

Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Jul 29, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network
How to cut the Windows GDID (Global Device Identifier), the Tracker that follows you even through a VPN - Detailed Article and Powershell scripts available on GitHub, by Korben #Windows #Privacy https://korben.info/en/gdid-windows-cut-tracker-vpn.html
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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Jul 29, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network
Quickly tested the Firefox Nightly version on my Linux desktop, not a huge fan of the UI modifications with rounded tabs and text inputs #Firefox https://blog.mozilla.org/en/firefox/new-firefox-design/
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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Jul 25, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network
Replying to @elilla@transmom.love
@elilla@transmom.love The most important thing in proposal A is that it does not forbid AI use in upstream projects and upstream patches/security fixes 😃​
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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Jul 04, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network
Boosted by oxy ::openbsd:: ::freebsd:: ::runbsd:: @oxy@social.bsdlab.au
Replying to @joel@gts.tumfatig.net
@joel@gts.tumfatig.net Y'a pas de mystère, l'arbre de décision de tout ingénieur/bricoleur 😂​
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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Jun 09, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network
Boosted by oxy ::openbsd:: ::freebsd:: ::runbsd:: @oxy@social.bsdlab.au
Import of LibreWolf browser in OpenBSD ports: modified version of Mozilla Firefox focused on privacy, security, and software freedom. Work by Leah Rowe @libreleah@mas.to (also author of Libreboot) #Firefox #OpenBSD https://marc.info/?l=openbsd-ports-cvs&m=178093524651764
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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · May 12, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

forjego-cli: an open-source CLI application written in Rust, for interacting with Forgejo (self-hosted lightweight software forge) https://codeberg.org/forgejo-contrib/forgejo-cli

Codeberg.org

forgejo-cli

CLI application for interacting with Forgejo

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · May 10, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network
Replying to @sebsauvage@framapiaf.org
@sebsauvage@framapiaf.org Le monde appartient à ceux dont les agents IA tournent toute la nuit 😉​
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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · May 09, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Researchers at the University of Southern California report a new Type of Electronic Memory Device that kept working reliably at 700 degrees Celsius 🔥 #Research #Electronics https://viterbischool.usc.edu/news/2026/03/usc-scientists-build-a-memory-chip-that-survives-temperatures-hotter-than-lava/

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · May 05, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Une très bonne synthèse sur la faille CopyFail impactant le noyau Linux : historique de la faille, mécanisme d'exploitation, gestion érratique de la divulgation, mitigation - par Linuxtricks #Infosec #Linux https://www.linuxtricks.fr/news/10-logiciels-libres/600-copy-fail-cve-2026-31431-synthese-technique-sur-cette-faille-linux/

bsd.network

#infosec - BSD Network

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · May 04, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Credit Cards are Vulnerable to Brute Force Kind Attacks - Detailed article by Metin Ozyildirim #Infosec #Hacking https://metin.nextc.org/posts/Credit_Cards_Are_Vulnerable_To_Brute_Force_Kind_Attacks.html

bsd.network

#infosec - BSD Network

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · May 04, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

FreeBSD on 2026 Google Summer of Code: NanoBSD Reimagined, Live-patching for the FreeBSD kernel, Native MPLS Support, Bluetooth Support for HID Devices... #GSoC #FreeBSD https://summerofcode.withgoogle.com/programs/2026/organizations/the-freebsd-project

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Apr 30, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network
Replying to @bortzmeyer@mastodon.gougere.fr
@bortzmeyer@mastodon.gougere.fr Si jamais t'as besoin d'une élévation de privilèges sous Linux dans le futur 😉​, tu devrais trouver ton bonheur avec un des GTFOBins => https://gtfobins.org/
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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Apr 28, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network
Fairphone is recruiting a senior Software Engineer focused on embedded & Android Systems for their Software Engineering Team #Android https://fairphone.jobs.personio.com/job/2599490
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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Apr 23, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network
Replying to @genma@framapiaf.org
@genma@framapiaf.org Ça dépend des perfs que tu souhaites avoir pour le throughput de ton accès WAN (j'imagine une fibre à 1 Gbps). Les mini-PC fanless de la marque Qotom sont pas mal. Sinon tu as aussi pléthore de choix chez AliExpress en mini-PC avec proc Intel N105 + X interfaces Gigabit + Wifi.
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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Apr 14, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Bilan 1 an après la sortie de Saracroche, application mobile permettant de bloquer les spams téléphoniques - Bravo à Camille Bouvat pour cette app open-source respectueuse la vie privée https://cbouvat.com/blog/1an-saracroche/

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Apr 13, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Initial implementation of Ownership for the V programming language ; inspired by Rust that tracks owned values and prevents use-after-move bugs at compile time #Programming #Vlang https://github.com/vlang/v/blob/master/doc/ownership.md

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Apr 12, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Pantone, l'histoire de l'étrange entreprise qui détient les couleurs du monde entier - Passionnante #Video par What a Fail ! https://youtu.be/1bf6daRS6P8

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Apr 08, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Interview de Roberto Di Cosmo à propos du projet « Software Heritage » (préservation du code source de logiciels) - Épisode du #Podcast Monde Numérique par Jérôme Colombain #Audio 🎧️ https://mondenumerique.info/podcast/monde-numerique/episode/pourquoi-il-faut-archiver-tous-les-logiciels-du-monde-roberto-di-cosmo-software-heritage

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Apr 08, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

A 27-year-old OpenBSD Vulnerability found in TCP SACK assessing Claude Mythos Preview’s Cybersecurity Capabilities ; other Bugs found in FFmpeg, FreeBSD NFS, Linux kernel... #OpenBSD #Infosec https://red.anthropic.com/2026/mythos-preview/

bsd.network

#openbsd - BSD Network

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Mar 24, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Abaddon: an alternative Discord Client with Voice Support made with C++ and GTK 3, without Electron #OSS #Discord https://github.com/uowuo/abaddon

bsd.network

#oss - BSD Network

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Mar 18, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

How to build and install the Electrum Bitcoin Wallet on OpenBSD - Short article by Aaron Miller @aaronm04@fosstodon.org #OpenBSD #Bitcoin ₿ https://iforgotmy.name/articles/2026-03-12-electrum-on-openbsd.html

fosstodon.org

Aaron 🫥🇵🇸 (@aaronm04@fosstodon.org) - Fosstodon

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Mar 06, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Researchers at IMDEA Networks Institute, together with European partners, have found that Tire Pressure Monitoring System (TPMS) in modern Cars can unintentionally expose Drivers to Tracking #Infosec #Privacy https://techxplore.com/news/2026-02-car-sensors-track.html

bsd.network

#infosec - BSD Network

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Mar 02, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Motorola announces a partnership with GrapheneOS Foundation ; they will work to strengthen Smartphone Security and collaborate on future Devices engineered with #GrapheneOS compatibility https://motorolanews.com/motorola-three-new-b2b-solutions-at-mwc-2026/

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Feb 23, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Les JdLL (Journées du Logiciel Libre) auront lieu à l'ENS Lyon les 30 et 31 mai 2026. L'appel à participation est ouvert jusqu'au 15 mars #OpenSource #Lyon https://www.jdll.org/

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Jan 18, 2026
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

Mandiant released an NTLMv1 Database (Rainbow Table) that will allow Defenders and Researchers (and, of course, malicious Hackers, too) to recover Passwords in under 12 Hours using Consumer Hardware costing less than $600 USD #Infosec #Passwords https://arstechnica.com/security/2026/01/mandiant-releases-rainbow-table-that-cracks-weak-admin-password-in-12-hours/

bsd.network

#infosec - BSD Network

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Oct 02, 2025
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

How to secure a Linux Server: an evolving How-To Guide ; Basics, SSH Server, Network, Audit... #Infosec #Linux https://github.com/imthenachoman/How-To-Secure-A-Linux-Server

bsd.network

#infosec - BSD Network

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Open post
lcheylus
Laurent Cheylus @lcheylus@bsd.network · Aug 21, 2025
Laurent Cheylus
@lcheylus@bsd.network

Software engineer specialized in Cybersecurity Linux OpenBSD FreeBSD - FOSS Contributor Lyon (France) addict Messages in French 🇫🇷 and English 🇬🇧

bsd.network

6 major Password Managers with Tens of Millions of Users are currently vulnerable to unpatched Clickjacking Flaws that could allow Attackers to steal your Secrets - Public disclosure by Marek Tóth at DEF CON 33 #Infosec #Vulnerability https://socket.dev/blog/password-manager-clickjacking

bsd.network

#infosec - BSD Network

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