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Security by Design

Security by Design

What is Security by Design?

Security by Design is an approach where security is integrated from the very beginning of any system, infrastructure, software, or service — rather than added as an afterthought.

This means considering:

  • Who should have access?

  • How should data be protected?

  • What happens if the system is attacked or fails?

It’s about building systems that are secure by default, resilient by design, and compliant from the ground up.

Why It Matters

Security by Design reduces risk and complexity later by embedding protection into core components.

Benefits include:

  • Fewer vulnerabilities
    Secure defaults, minimized attack surface, and reduced misconfigurations.

  • Better compliance
    Easier alignment with ISO 27001, DORA, GDPR, and AI Act requirements.

  • Lower cost of security fixes
    Fixing design flaws after implementation is exponentially more expensive and disruptive.

  • Improved trust and reliability
    Customers and regulators are more confident in systems designed with security in mind.

This concept is not optional — it’s explicitly required or expected under:

  • ISO 27001 (Annex A.5.4, A.5.5)

  • GDPR (Article 25 – Data Protection by Design and by Default)

  • AI Act (for high-risk systems)

  • DORA (Articles 5 and 9 – ICT risk and security controls)

How We Apply Security by Design

Aginion applies Security by Design across infrastructure, support processes, software deployments, and automation workflows.

Area How Aginion Implements Security by Design
System Architecture We use segmentation, isolation, least privilege access, and zero trust principles when designing infrastructure.
Private Cloud Infrastructure Designed with MFA, full encryption, secure console access, and hardened defaults — from day one.
Project Design & Rollout When planning migrations or new deployments, we conduct pre-launch risk analysis, enforce role separation, and use approved templates.
Automation & Workflows Scripts and automation are built with safety checks, rollback mechanisms, and access control.
Customer Solutions Any solution we build or support undergoes a security assessment during planning, with documentation of controls.
Policies & Documentation Our internal standards reflect secure development, change control, and configuration hardening.
Compliance Integration We align technical design with ISO 27001, DORA, and GDPR by design/by default principles.

Whether we’re deploying a server, designing a new environment, or supporting your application rollout — security is always built-in, not bolted on.