Thomas Lefebvre is a cybersecurity engineering student in Amiens, France, focused on SOC analysis, threat detection, log analysis and incident response.https://www.thomaslefebvre.frenhttps://www.thomaslefebvre.fr/writing/ssh-brute-force-triagehttps://www.thomaslefebvre.fr/writing/ssh-brute-force-triageAn SSH brute force I ran in my own lab, read back from the logs like a real alert, with a Sigma rule tested in Splunk and the response.Sun, 11 Oct 2026 00:00:00 GMTSSHSigmaSplunkT1110.001https://www.thomaslefebvre.fr/projects/pathguard-apihttps://www.thomaslefebvre.fr/projects/pathguard-apiA REST API that gives identity verification requests a risk score and decides whether to approve, review or reject them.Fri, 19 Sep 2025 00:00:00 GMTJavaScriptExpress.jsPostgreSQLDrizzle ORMScalarZodhttps://www.thomaslefebvre.fr/projects/dovirahttps://www.thomaslefebvre.fr/projects/doviraThe website I built for Dovira, a French video editing agency, as a freelance job.Thu, 17 Jul 2025 00:00:00 GMTTypeScriptNext.jsReactshadcn/uiMotionTailwind CSShttps://www.thomaslefebvre.fr/projects/super-earth-broadcasthttps://www.thomaslefebvre.fr/projects/super-earth-broadcastA Discord bot that follows the Helldivers 2 galactic war and posts what changes to a server.Tue, 11 Feb 2025 00:00:00 GMTJavaScriptDiscord.jsDockerPostgreSQLRedisGitHub Actionshttps://www.thomaslefebvre.fr/projects/auth-starter-kithttps://www.thomaslefebvre.fr/projects/auth-starter-kitA Next.js starter with email and password sign-in, email verification, password reset and sign-in with Google or GitHub.Tue, 05 Nov 2024 00:00:00 GMTTypeScriptNext.jsLuciaPrismaPostgreSQLNeonhttps://www.thomaslefebvre.fr/projects/github-finderhttps://www.thomaslefebvre.fr/projects/github-finderA small React app that looks up a GitHub user and shows their profile.Wed, 26 Oct 2022 00:00:00 GMTJavaScriptReactViteAxiosGitHub API