Data protection has become a strategic security issue, not only because of the exponential growth of data within organizations, but also due to the colossal costs incurred by cyberattacks targeting this data. In 2024, the average cost of a data breach was approximately $4.45 million*, a figure that continues to rise with the increasing sophistication of attacks and the growing value of corporate information assets.<\/p>\n\n\n\n
Beyond direct financial losses, these incidents can cause severe reputational damage, heavy regulatory penalties (notably under the GDPR in Europe), and major operational disruptions. In this context, data governance has become an essential link in cybersecurity<\/strong>, as it is impossible to effectively protect what you do not fully understand. <\/p>\n\n\n\n Yet, one essential tool remains largely underused in protection systems: the data catalog<\/strong>. By fully integrating the data catalog into a comprehensive cybersecurity strategy, organizations strengthen their transparency, traceability, and agility, enhancing their cyber-resilience against growing digital threats.<\/p>\n<\/blockquote>\n\n\n\n *Source : rapport IBM\/Ponemon Institute<\/em><\/p><\/p>\n\n\n\n This knowledge is based on the precise identification of the data held by the organization<\/strong>, particularly regarding their sensitivity and regulatory compliance. Data security can only be effective if there is a clear, shared, and comprehensive map of information assets, supported by a rigorous assessment of their nature and use. <\/p>\n\n\n\n In this context, data catalogs provide an essential tool<\/strong>, as these platforms centralize, document, and qualify an organization’s data. They rely on metadata to enable better understanding, use, and control of data. Metadata therefore plays a central role, structuring the catalog around three key pillars, each based on different types of metadata, thus providing complementary tools for IT risk management. <\/p>\n\n\n\t\t \n\t\t\t\t\t\t(based on descriptive and business metadata)\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t Identifies and defines, in a standardized manner, the concepts and terms used within the organization to enable a shared understanding of data between business teams and IT.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t \n\t\t\t\t\t\t (based on structural and administrative metadata)\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t Describes the complete data lifecycle\u2014from creation to consumption\u2014through a technical map of flows, transformations, and storage. Details sources, processing, and data destinations. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t \n\t\t\t\t\t\t(based on governance metadata and the previous types)\t\t\t\t\t<\/p>\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t Defines roles and responsibilities in data management and identifies sensitive and critical data across strategic, regulatory, security, and financial domains. The catalogue, based on administrative and governance metadata, enables the implementation of various security use cases around data management:<\/p>\n\n\n\n This use case identifies precisely who can access which data, in which contexts and under what conditions. Such granularity enables the implementation of appropriate access approval mechanisms, particularly in complex environments where critical data is spread across multiple systems and applications. However, this approach faces several challenges: <\/p>\n\n\n\n The data catalog provides a solid foundation for managing fine-grained access control mechanisms, where its metadata granularity supports dynamic, differentiated access policies aligned with data criticality and operational context. For example, fine-grained access management enables the implementation of complex access management mechanisms for viewing (row access control, column access control, etc.) or ABAC-type access management (ability to view data in certain business contexts only). <\/p>\n\n\n\n However, implementing these fine-grained access control mechanisms requires strong governance and tight coordination between business, IT, and security teams to establish a common framework for sensitivity levels and access rules. The data catalog then becomes a living tool at the heart of governance, ensuring consistency, traceability, and adaptability of security policies amid evolving data landscapes and threats.<\/p>\n\n\n\n As a comprehensive, structured metadata repository, the data catalog can serve as a foundation for Data Loss Prevention (DLP) strategies. When integrated with the catalogue, DLP solutions can automatically detect, block, or encrypt unauthorized transfers of sensitive data, both internally and externally.<\/p>\n\n\n\n By providing greater visibility into processed data, the catalog enables the implementation of advanced cloud security strategies. As such, it is possible to implement monitoring to identify confidential data hosted in the public cloud and to require that all these environments be subject to enhanced security rules (perimeter security, encryption, data anonymisation, etc.) that are adapted to the confidentiality of the stored data. <\/p>\n\n\n\n The rise of Large Language Models (LLMs) offers new opportunities for data governance and data security, especially when integrated with data catalogs.<\/p>\n\n\n\n By leveraging structured metadata with the catalog, LLMs can facilitate the automatic identification of sensitive data and thus anticipate risky uses (e.g. leakage of confidential information).<\/p>\n\n\n\n However, such integrations raise challenges and must be part of a rigorous risk analysis approach combining governance, ethics and security.<\/p>\n\n\n\n At Willing, we believe that data catalogs are becoming a cornerstone of modern cybersecurity strategies. <\/p>\n<\/blockquote>\n\n\n\n By fully integrating them into a comprehensive governance approach, organisations can not only better protect their assets, but also enhance agility, compliance, and trust. <\/p>\n\n\n\n That is why we support organizations in integrating data catalogs into their cybersecurity strategy, not only by providing a better understanding of your data and use cases for securing metadata, but also by designing catalogs around the security issue, which makes all the difference.<\/p>\n\n\n\n Aware that this approach involves a profound organisational and technological transformation, Willing offers tailor-made support structured in several stages: <\/p>\n\n\n\n Our global approach enables organisations to gain agility, compliance, and confidence in an increasingly complex digital landscape.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":" Data protection has become a strategic security issue, not only because of the exponential growth of data within organizations, but also due to the colossal costs incurred by cyberattacks targeting this data. In 2024, the average cost of a data breach was approximately $4.45 million*, a figure that continues to rise with the increasing sophistication […]<\/p>\n","protected":false},"author":1,"featured_media":5368,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43],"tags":[],"class_list":["post-5387","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article-en"],"yoast_head":"\n
A true centralized platform, it leverages a rich set of metadata to provide full visibility over an organization\u2019s information assets. It answers critical questions such as: where is sensitive data stored? Who has access to it? How critical is it? Is it subject to regulatory requirements? <\/p>\n\n\n\n\n
Mastering Information Assets: an essential step in any cybersecurity strategy<\/h2>\n\n\n\n
\n\t\t\t\t\t\t\n\t\t\t\t\t\t\tBusiness Glossary\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t
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\n\t\t\t\t\t\t\n\t\t\t\t\t\t\tData Lineage \t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t
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\n\t\t\t\t\t\t\n\t\t\t\t\t\t\tGovernance\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t
Provides guidance on classification, quality, compliance, and access. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t
How to manage data access?<\/h2>\n\n\n\n
Data Access Authorisation <\/h3>\n\n\n\n
For example, it becomes possible to integrate the catalogue with Identity and Access Management (IAM) repositories, Data Loss Prevention (DLP) solutions or compliance tools in order to automate and secure authorisation processes. <\/p>\n\n\n\n\n
Fine-grained data access management <\/strong><\/h3>\n\n\n\n
Complex and advanced security mechanisms<\/h3>\n\n\n\n
Data Catalog and DLP Integration<\/h4>\n\n\n\n
Indeed, fine knowledge of data\u2014its location, classification, lifecycle, and business use\u2014 enables the configuration of highly targeted DLP rules tailored to the specific contexts of the organisation. <\/p>\n\n\n\nData Catalog and Cloud Integration<\/h4>\n\n\n\n
LLM and Data Catalog <\/h4>\n\n\n\n
Willing supports the integration of the data catalogue into cybersecurity strategies<\/h2>\n\n\n\n
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