Outsourced CISO (as a service)

Our cyber support to protect your business

Adopt solid cybersecurity governance with an experienced external CISO, available in “CISO as a Service” mode, flexible and immediately operational.

Our cyber experts steer your strategy, ensure compliance and manage incidents on a daily basis.

Faced with increasing threats, growing regulatory requirements (NIS2, DORA, ISO 27001…) and the digital transformation of organizations, cybersecurity has become a pillar of performance and resilience.

But not all organizations have the internal resources or skills to effectively manage their information systems security.

That’s why Netsystem offers you a tailor-made solution: an outsourced CISO, also known as an external CISO or CISO as a Service, to take control of your cyber challenges without recruiting.

What a Netsystem outsourced CISO can do for you

A global, flexible and highly qualified response

Our outsourced CISO assignments cover strategy, governance and operations. Whether you need a one-off intervention or long-term support, we tailor our approach to your maturity, your sector and your priorities.

Here’s what we do:

Cybersecurity governance

  • Drawing up an IS strategy aligned with your business challenges
  • Building a multi-year roadmap
  • Setting up an CISO cockpit: dashboards, indicators, tools
  • Managing supplier risks
  • Leading cyber/IS committees
01

Operational safety

  • Incident management and response coordination
  • Support for cloud projects, industrial IS (OT), ERP...
  • Expertise in AD, SOC, DLP, IAM...
  • Continuous monitoring of security performance
02

Compliance and awareness

  • Support for NIS2, DORA, ISO 27001, TISAX, RGPD, IA Act, etc.
  • Drafting or updating PSSI, PCA/PRA, security policies
  • Awareness campaigns, e-learning (Conscio,...)
03

Intervention procedures

  • Access to our CISO service center
  • Part-time or full-time
  • On-site, remote or hybrid presence
  • Possibility of replacing a departing or absent CISO
  • One-off reinforcement (audit, crisis, certification) or complete outsourcing
04

A 360° CISO service center, operational and responsive

We mobilize Netsystem’s in-house expertise (IT, IS, auditing, EBIOS risk analysis, ISO certification, RGPD compliance, IA Act, etc.) to cover all your challenges.

Whether you’re looking for a one-off external CISO or a long-term CISO as a Service, we tailor our approach to your business and regulatory constraints.

Find out more about our RSSI as a service offer

For which types of organization is this offer suitable?

It is aimed at SMEs, ETIs, local authorities, GHTs, OIVs or large groups who :

  • Do not have an in-house CISO
  • Need occasional support or to structure their cyber governance
  • Are preparing for regulatory compliance (NIS2, DORA, ISO 27001…)
Can Netsystem replace a CISO who has resigned?

Yes, we often intervene on an emergency basis to ensure the continuity of cyber management, while we recruit or decide on long-term outsourcing.

Are your CISOs certified?

Yes, our consultants are experienced and certified (ISO 27001 Lead Implementer, EBIOS RM, EGERIE, PASSI training, RGPD…). You benefit from a high level of expertise and structured support.

Netsystem is PASSI qualified

PASSI qualification is issued by the French Information Systems Security Agency (ANSSI).

It is aimed at trusted service providers who carry out organizational and physical security audits, as well as audits of technical scopes, on their own behalf or on behalf of their customers.

It is a real guarantee of quality and expertise for organizations looking for a cybersecurity consultancy firm to carry out an audit of their structure.

Why choose Netsystem?

  • Consulting firm with a high level of IT and IS expertise
  • +35 expert consultants in transformation, cybersecurity and compliance
  • Cross-disciplinary expertise: audit, RGPD, ISO, crisis, AI…
  • CISR assignments for ETIs, local authorities, OIVs
  • Certified consultants, proven methodologies
A system that can be adapted to your needs!
  • Governance: IS strategy, roadmap, management cockpit (KPIs, tools), supplier risk management
  • Operational: incident management, project support, cloud expertise, AD, OT, SOC, DLP…
  • Compliance: NIS2/DORA compliance, audits, PSSI, PCA/PRA, team awareness
  • Flexibility: part-time, full-time, one-off reinforcement, long-term support

Our CISO as a Service offering is based on a strong conviction: cybersecurity must be managed with method, expertise and agility. We have structured an intervention model that combines governance, operations and compliance, with a strong capacity to adapt to business contexts. Whether it's a one-off reinforcement, a complete outsourcing or a transition after a departure, our customers find in our outsourced CISOs a reliable, available and results-oriented partner.

Talk to a cyber security expert

If you have any questions or would like to outsource your CISO project, please do not hesitate to contact our cybersecurity experts.

To find out more about cyber security

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