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 7. Surveillancecontinue
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« Une cybersécurité efficace n’est pas un produit, mais un processus. »
Jim Langevin
« Les hackers ont toujours une longueur d’avance sur toi. »
Anonyme
La surveillance continue (CM) utilise des processus et des technologies éprouvés pour détecter les problèmes de conformité et de risque, tant dans les environnements financiers qu’opérationnels.1 En fait, la CM évalue l’efficacité des contrôles administratifs et techniques dans le cadre du programme de gouvernance d’une organisation. La norme NIST SP 800-137 définit la CM comme suit :
L’ de la surveillance continue de la sécurité de l’information (ISCM) consiste à maintenir une vigilance permanente sur la sécurité de l’information, les vulnérabilités et les menaces afin d’étayer les décisions de l’organisation en matière de gestion des risques.
Le système SIEM et l’équipe SOC sont indispensables pour soutenir la CM. Plus précisément :
-
La CM peut mettre en évidence des problèmes de sécurité qui nécessitent une intervention du SOC. Un vaste ensemble de contrôles techniques décrits dans la norme NIST SP 800-53 Rev. 5 influence l'ou définit la nécessité de la CM. Les alertes offrent une vision plus dynamique de la sécurité du système et aident à relier les investissements dans les solutions SIEM et les coûts de personnel du SOC à un programme de contrôles généraux ...
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