For further information, visit www.audiciaux.fr, www.scobex-rgpd-dpo.fr and www.dpo-externe-rgpd-france.fr. This book guides organisations in the implementation of ISO 38500, the standard for information technology governance. It details its principles, its regulatory framework and its implementation. From initial assessment to continuous improvement, it offers concrete tools for structuring an effective and secure IT Governance System that is aligned with the corporate strategy.