Blog6 min read
Entités essentielles NIS2 : ce que le CCB attend pour le 18 avril 2027
Le CCB a précisé ce qu'il attend des entités essentielles le 18 avril 2027. Les preuves acceptées, le plan de remédiation et comment s'organiser.
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10+
Years of Strategic Cybersecurity Experience
ISO / IEC 27001:2022 certified
HEXATRUST memberAbout Us
We combine strategic consulting, operational services, and sovereign European cybersecurity solutions to ensure the long-term security of the most critical environments.
CSM supports general management, CIOs, and CISOs in structuring a cybersecurity strategy aligned with business, regulatory, and geopolitical challenges, providing a clear vision of risks and priorities.
Learn MoreImplementation of robust, measurable, and manageable cybersecurity governance, integrating risk management, regulatory compliance, and reporting for executive bodies. .
Learn MoreCSM supports organizations operationally, from SOC services to continuous security management, to durably strengthen their cybersecurity posture.
Learn MoreCSM primarily selects and integrates European cybersecurity solutions that comply with sovereignty, security, and regulatory compliance requirements. .
Defense, energy, finance, industry, healthcare: CSM operates in environments where business continuity, data confidentiality, and operational resilience are essential.
CISO and DPO as a Service, high-level strategic consulting, and executive support: CSM directly addresses general management and governance bodies.

Our Clients













































10
Over 10 Years of Expertise
Since 2015, CSM has been assisting complex organizations in the structuring, governance, and management of their cybersecurity.
50+
B2B
CSM exclusively supports large enterprises and institutions operating in critical and highly regulated environments.
5
Critical Sectors
Defense, energy, finance, industry, healthcare: sectors where cybersecurity is a vital imperative for continuity and sovereignty.
99,8%
EUROPEAN SOVEREIGNTY
The technological solutions and partners selected by CSM are predominantly European, a strategic choice for sovereignty and security.
At the Heart of Strategic Sectors

Strategic Decisions Translated into Concrete Actions
CSM translates strategic vision into effective operational frameworks. From governance to the integration of European solutions, including managed services and incident management, each action is designed to tangibly strengthen organizational resilience without compromising their business and operational constraints.
Client Reviews

“We are very pleased to collaborate with CSM as they provide added value that other partners cannot. This is precisely what we, as a startup, truly need today: a robust partner capable of connecting us with the right end-clients.”
CSM Engagement
News
Blog6 min read
Le CCB a précisé ce qu'il attend des entités essentielles le 18 avril 2027. Les preuves acceptées, le plan de remédiation et comment s'organiser.
Read the article
News3 min read
Une édition d'exception portée par la solidarité, la gastronomie et la passion automobile qui s'est déroulée entre la Belgique, le Luxembourg et l'Allemagne
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News1 min read
C'est pourquoi Cyber Security Management a fait le choix de distribuer HIAsecure , une solution innovante qui s'inscrit pleinement dans notre vision d'une cybersécurité souveraine…
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Operating in complex environments, you face stringent constraints and critical challenges. CSM offers an initial consultation to understand your cybersecurity challenges, assess your specific context, and identify the most pertinent courses of action.