September 2026
Intermediate
490 pages
16h 10m
French
Content preview from Guide de la « Blue Team » : SOC, SIEM et chasse aux menaces (French Edition)
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Chapitre 1. Notes de terrain sur le centre d'opérationsde sécurité
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« Si tu ne planifies pas, tu prévois d’échouer. »
Généralement attribuée à Benjamin Franklin
« L’un des principaux cyber-risques, c’est de penser qu’ils n’existent pas. L’autre, c’est d’essayer de traiter tous les risques potentiels. »
Stéphane Nappo
Un centre d’opérations de sécurité (SOC) a une signification différente selon les personnes. Certains disent que les SOC gèrent la plateforme de sécurité, d’autres qu’ils gèrent les incidents, et d’autres encore qu’ils surveillent la sécurité du réseau. La définition du SOC utilisée dans le Blue Team Handbook SOC, SIEM, and Threat Hunting (BTHb:SOCTH) est la suivante :
Une équipe centralisée au sein d’une même organisation qui surveille l’environnement informatique à la recherche de vulnérabilités, d’activités non autorisées, de violations des règles d’utilisation, des politiques ou des procédures, d’intrusions dans et hors du réseau, et qui apporte un soutien direct au processus de réponse aux incidents cybernétiques.
Le SOC est la première ligne de défense cybernétique de ton organisation. Cette définition intègre plusieurs stratégies importantes pour un SOC performant :
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Un SOC doit être placé sous une structure unique de gestion et de reporting afin de disposer d’une hiérarchie, d’un financement, d’un système de reporting et ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.