Context

Amid increasing cyber threats and ongoing IT transformation, the client launched a comprehensive initiative to strengthen the protection of its digital assets and structure its cybersecurity governance. This effort takes place within a demanding regulatory framework, requiring alignment with multiple standards and regulations such as DORA, ISO 27001, and GDPR. The objective was to enhance operational resilience while embedding cybersecurity into business processes and IT projects. To support this transformation, the client relied on Avaliance to define its security strategy, deploy appropriate technical controls, and foster a transversal cybersecurity culture.

Challenges

The client needed to improve its cybersecurity posture while ensuring compliance with regulatory requirements and international standards.

Key challenges included reducing critical vulnerabilities, strengthening operational resilience, integrating security by design into IT projects, and building a shared cybersecurity culture across business and IT teams.

Avaliance Intervention

Achievements

Avaliance deployed a structured approach combining governance, security architecture, and organizational enablement:
  • execution of comprehensive risk assessments and business impact analysis

  • implementation of information security strategies aligned with DORA and ISO 27001

  • deployment of security solutions including EDR, WAF, and IAM processes

  • coordination of security audits, penetration testing, and crisis management exercises

  • integration of Security by Design principles and user awareness programs

Compliance & Technologies

DORA Regulation
ISO 27001
GDPR
EDR / WAF
IAM (Identity Access Management)
Security by Design
Risk Assessment (GRC)

Results

Thanks to Avaliance’s intervention, the client achieved structuring and measurable outcomes:
1
significant reduction in critical vulnerabilities across IT and digital assets
2
improved operational resilience and incident response capabilities
3
progressive and verifiable compliance with DORA, ISO 27001, and GDPR requirements
4
sustainable integration of cybersecurity into business processes and new IT projects
5
development of a strong and shared cybersecurity culture throughout the organization

Context

In a context of strengthening its cybersecurity posture and increasing risks linked to digital threats, an international player in the infrastructure and energy sector launched several initiatives aimed at improving security governance and vulnerability management across its critical IT environments.

To support this initiative, Avaliance worked in support of the CISO, with a cross-functional role covering vulnerability tracking, coordination of security audits, incident management and the management of cybersecurity performance indicators.

Key challenges

The client needed to improve its ability to detect and remediate cyber threats while strengthening the integration of security into its IT projects.

The challenges focused on reducing the number of critical vulnerabilities, improving responsiveness to security incidents, ensuring the reliability of cybersecurity indicators (KPIs), and structuring robust technical governance around CISO activities.

Avaliance's intervention

Achievements

Avaliance helped strengthen cybersecurity governance and operational processes through several structuring actions:

  • management and monitoring of vulnerabilities identified on critical systems and applications,

  • contribution to the integration of cybersecurity requirements into IT projects,

  • management and coordination of technical security audits, including risk analyses and recommendations,

  • improvement and monitoring of key cybersecurity performance indicators,

  • supervision of patch management activities across critical environments,

  • management and coordination of security incidents and associated remediation actions.


Technologies used

GRCCybersecurity governance

Results

1
Avaliance’s intervention delivered concrete and measurable results:
2
reduction of critical vulnerabilities across IT environments,
3
improved responsiveness to security incidents,
4
better visibility into the cybersecurity posture thanks to reliable KPIs,
5
strengthening of security governance and remediation processes,
6
more systematic integration of cybersecurity into IT projects.

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