Technical resources and hands-on insights about cybersecurity, pentesting, networking and software development.https://xsec.fr/enhttps://xsec.fr/en/certifications/oscp/https://xsec.fr/en/certifications/oscp/An honest, no-nonsense review of the OSCP+ certification. Course, exam, report, and practical tips.Sun, 22 Mar 2026 00:00:00 GMThttps://xsec.fr/en/finances/patrimoine-investissement/https://xsec.fr/en/finances/patrimoine-investissement/My investment strategy and patrimonial vision. Disclaimer: This is not investment advice.Tue, 23 Dec 2025 00:00:00 GMThttps://xsec.fr/en/certifications/cetp/https://xsec.fr/en/certifications/cetp/Experience feedback on CETP, Altered Security's AV/EDR evasion certification.Fri, 25 Jul 2025 00:00:00 GMThttps://xsec.fr/en/evasion/edr-internals/https://xsec.fr/en/evasion/edr-internals/Understanding and Evading Modern Endpoint Detection and Response SystemsSun, 20 Apr 2025 00:00:00 GMThttps://xsec.fr/en/evasion/edr-killing/https://xsec.fr/en/evasion/edr-killing/Exploiting Vulnerable Drivers for EDR Evasion, a Technical Deep Dive into BYOVD AttacksMon, 14 Apr 2025 00:00:00 GMThttps://xsec.fr/en/evasion/windows-internals/https://xsec.fr/en/evasion/windows-internals/A comprehensive technical dive into Windows internals architecture for developing effective evasion techniques and countermeasures.Fri, 11 Apr 2025 00:00:00 GMThttps://xsec.fr/en/cybersecurity/vercel-cloudflare-github/https://xsec.fr/en/cybersecurity/vercel-cloudflare-github/Building an Automated Workflow for Static Website Serving with GitHub, Astrojs, Vercel, and Cloudflare.Fri, 28 Mar 2025 00:00:00 GMThttps://xsec.fr/en/ctf/case/https://xsec.fr/en/ctf/case/Writeup of the case challenge in the 2025th edition of the Guardia Capture The Flag.Sun, 23 Feb 2025 00:00:00 GMThttps://xsec.fr/en/certifications/cartp/https://xsec.fr/en/certifications/cartp/A review of CARTP, the Red Team certification from Altered Security in Azure/Entra ID environment.Wed, 25 Dec 2024 00:00:00 GMThttps://xsec.fr/en/cybersecurity/google-ads-threat/https://xsec.fr/en/cybersecurity/google-ads-threat/Why Google Ads is a serious threat to businesses and individuals.Mon, 01 Jul 2024 00:00:00 GMThttps://xsec.fr/en/certifications/crte/https://xsec.fr/en/certifications/crte/A review of CRTE, the Red Team certification from Altered Security in Active Directory environment.Fri, 21 Jun 2024 00:00:00 GMThttps://xsec.fr/en/my-configuration/https://xsec.fr/en/my-configuration/What hardware/OS i run on, which environment, dot files and workflow tips.Mon, 01 Apr 2024 00:00:00 GMThttps://xsec.fr/en/certifications/crtp/https://xsec.fr/en/certifications/crtp/Experience feedback on CRTP, Altered Security's Red Team certification in an Active Directory environment.Tue, 19 Mar 2024 00:00:00 GMThttps://xsec.fr/en/offensive/exegol-cheat-sheet/https://xsec.fr/en/offensive/exegol-cheat-sheet/The Exegol Cheat Sheet is a summary of relevant commands and concepts related to the Exegol project, as I see them.Sat, 02 Dec 2023 00:00:00 GMThttps://xsec.fr/en/cybersecurity/cybersecurite-dunning-kruger/https://xsec.fr/en/cybersecurity/cybersecurite-dunning-kruger/The Dunning-Kruger effect is applicable to the field of cybersecurity and represents a threat to businesses.Wed, 29 Nov 2023 00:00:00 GMThttps://xsec.fr/en/defensive/windows-defender-hardening/https://xsec.fr/en/defensive/windows-defender-hardening/Maximize your Windows Defender protection! In this article, we'll explore the configuration I use to enhance the capabilities of Windows Defender and its various modules.Fri, 01 Sep 2023 00:00:00 GMThttps://xsec.fr/en/cybersecurity/multifactor-authentification/https://xsec.fr/en/cybersecurity/multifactor-authentification/When using an online service, take a look at the settings! Use multifactor authentication whenever possible!Wed, 30 Aug 2023 00:00:00 GMThttps://xsec.fr/en/opsec/alias-mail/https://xsec.fr/en/opsec/alias-mail/Stop giving out your email address! Protect yourself from spam and email leaks, and send emails without compromising your identity.Sun, 20 Aug 2023 00:00:00 GMThttps://xsec.fr/en/opsec/limiter-surface-attaque-discord/https://xsec.fr/en/opsec/limiter-surface-attaque-discord/Have you ever heard of DOX/DOXXING/SWAT? Understand how these practices work and protect yourself!Fri, 18 Aug 2023 00:00:00 GMThttps://xsec.fr/en/gnu-linux/git-github/https://xsec.fr/en/gnu-linux/git-github/Git is a version control system that allows you to track changes in your code. Github is a platform that allows you to host your code and collaborate with others.Mon, 05 Sep 2022 00:00:00 GMThttps://xsec.fr/en/windows/ad-tp/https://xsec.fr/en/windows/ad-tp/Active directory, installation, domain controller, shares and permissions.Mon, 20 Dec 2021 00:00:00 GMThttps://xsec.fr/en/windows/quota/https://xsec.fr/en/windows/quota/Apply quota on network shared directories.Tue, 30 Nov 2021 00:00:00 GMThttps://xsec.fr/en/networking/alcatel/https://xsec.fr/en/networking/alcatel/useful cmmands for alcatel switchsFri, 12 Nov 2021 00:00:00 GMThttps://xsec.fr/en/windows/installation-ad/https://xsec.fr/en/windows/installation-ad/Installing a Windows Server with AD DS Role (Domain Controller).Fri, 12 Nov 2021 00:00:00 GMThttps://xsec.fr/en/gnu-linux/chmod-chown/https://xsec.fr/en/gnu-linux/chmod-chown/Understanding Chown and Chmod, GNU/Linux permissions.Wed, 03 Nov 2021 00:00:00 GMThttps://xsec.fr/en/gnu-linux/openssl/https://xsec.fr/en/gnu-linux/openssl/Install an OpenSSL self-signed certificate (https) with nginx.Fri, 22 Oct 2021 00:00:00 GMThttps://xsec.fr/en/gnu-linux/docker/https://xsec.fr/en/gnu-linux/docker/Docker installation and basics on Debian.Thu, 21 Oct 2021 00:00:00 GMThttps://xsec.fr/en/gnu-linux/nginx-webdav/https://xsec.fr/en/gnu-linux/nginx-webdav/Install Nginx (web server) + Webdav (files on http) on debian 11.Thu, 21 Oct 2021 00:00:00 GMThttps://xsec.fr/en/gnu-linux/openvpn-server/https://xsec.fr/en/gnu-linux/openvpn-server/Create an OpenVPN server on debian and connect to it with a client.Thu, 21 Oct 2021 00:00:00 GMThttps://xsec.fr/en/gnu-linux/ssh-certificate/https://xsec.fr/en/gnu-linux/ssh-certificate/Connect in SSH to a remote server using a public key (without login/password).Thu, 21 Oct 2021 00:00:00 GMThttps://xsec.fr/en/gnu-linux/dns-server/https://xsec.fr/en/gnu-linux/dns-server/Basic setup and configuration of a Bind9 DNS server.Wed, 20 Oct 2021 00:00:00 GMThttps://xsec.fr/en/networking/acces-distants/https://xsec.fr/en/networking/acces-distants/remote access to cisco equipment.Tue, 14 Sep 2021 00:00:00 GMThttps://xsec.fr/en/networking/cisco-cli/https://xsec.fr/en/networking/cisco-cli/Explanation of the structures of the modes that make up the CLI cisco.Tue, 14 Sep 2021 00:00:00 GMThttps://xsec.fr/en/networking/cisco-misc/https://xsec.fr/en/networking/cisco-misc/Various information about the Cisco CLITue, 14 Sep 2021 00:00:00 GMThttps://xsec.fr/en/networking/layer-2/https://xsec.fr/en/networking/layer-2/Overview of the most commonly used Layer 2 features on cisco equipment.Tue, 14 Sep 2021 00:00:00 GMThttps://xsec.fr/en/networking/layer-3/https://xsec.fr/en/networking/layer-3/Key Layer 3 functionalities on cisco equipment.Tue, 14 Sep 2021 00:00:00 GMThttps://xsec.fr/en/finances/votre-banquier-un-commercial/https://xsec.fr/en/finances/votre-banquier-un-commercial/votre-banquier-un-commercialFri, 01 Jan 2021 00:00:00 GMThttps://xsec.fr/en/opsec/useful-links/https://xsec.fr/en/opsec/useful-links/useful-linksFri, 01 Jan 2021 00:00:00 GMT