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Cloud security: identity, configuration, data and shared responsibility

Cloud security protects identities, data, configuration, networks and workloads in environments where providers secure part of the platform while customers remain responsible for many access and configuration decisions.

Who is this article for?

This article is for professionals and learners who want to understand the skill before applying it at work or choosing training.

What you need to understand

This is a professional capability, not just a list of tools. Core foundations include IAM, MFA, Réseau, Chiffrement.

Mastery develops through a clear progression: understand the principles, apply them to a real case, validate the result, then operate and maintain the solution.

Why this skill matters today

This capability is directly relevant to modern digital projects and to teams building reliable, integrated and maintainable systems.

Professional value comes from combining understanding, hands-on practice, quality controls, security and the ability to explain technical choices.

What you actually do with this skill

Gérer les identitésAssign minimum required roles, enforce MFA for sensitive accounts and remove inherited or unused permissions.
Sécuriser le réseauSegment traffic, limit services exposed to the Internet and control communication between workloads and managed services.
Protéger les donnéesEncrypt data at rest and in transit, manage keys, classify data and reduce unnecessary copies or exports.
Surveiller la postureContinuously detect public storage, open ports, excessive privileges and non-compliant resources.
Tracer les actionsCentralise administration, authentication and configuration-change logs so teams can reconstruct who did what and when.

Concrete example: Corriger un stockage Cloud exposé

Users, data, existing systems, security, quality and operational constraints.

Problem : Make a process or system more reliable, maintainable and less dependent on manual work.

Context : Users, data, existing systems, security, quality and operational constraints.

Skills : IAM, MFA, Réseau, Chiffrement, CSPM.

Example : Build a small, observable and testable solution before scaling it.

Hands-on application : Test normal and failure cases, document the result and define maintenance controls.

Skills to master

Mastery develops through a clear progression: understand the principles, apply them to a real case, validate the result, then operate and maintain the solution.

BeginnerUnderstand foundations, terminology and first practical operations.
IntermediateBuild structured, integrated and tested workflows.
Advanced / autonomousDesign, secure, operate and improve the solution in a professional environment.

Errors, limitations and points of attention

  • Skipping controls and tests.
  • Using excessive permissions or exposed secrets.
  • Changing systems without traceability.
  • Ignoring documentation and maintenance.
  • Depending on a tool without understanding its limits.

How to progress

BeginnerUnderstand foundations, terminology and first practical operations.
IntermediateBuild structured, integrated and tested workflows.
Advanced / autonomousDesign, secure, operate and improve the solution in a professional environment.
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Train with Mandragore Learning Academy

Mandragore Learning Academy connects this article to training paths that are actually present in its catalogue.

The objective is to move from understanding to practical, controlled and professionally reusable skills.

View the related training →
Related competency path

Related competency path

The related competency path places this skill in a broader professional objective and shows essential, recommended and complementary capabilities.

Sources and references

Mandragore source: catalogue configuration files remain the source of truth for the training actually offered.