Shadow IT has existed since the 2000s. Shadow AI is its accelerated evolution. Your teams are using generative AI tools without IT validation, without usage policies, without risk assessment. It's already in your organization — the question is whether you know it.
What Exactly Is Shadow AI?
Shadow AI refers to the use of artificial intelligence tools within an organization without validation, supervision, or oversight from IT or senior management. ChatGPT, Claude, Gemini outside enterprise licenses, code generation tools, automated meeting transcription — the list is long.
According to a 2024 Gartner study, 41% of European employees use generative AI tools in their daily work. Of those, fewer than 30% do so within a usage policy validated by their employer.
Concrete Risks, Not Theoretical Ones
Confidential Data Leakage
The free version of ChatGPT uses conversations to train its models by default. A salesperson pasting a client contract to "improve the wording," a developer sharing proprietary code to "optimize the function" — your strategic data may be exposed.
GDPR Non-Compliance
Any personal data transmitted to a third-party AI service constitutes a data transfer under GDPR. If that service is hosted outside the EU, you potentially have an unlawful data transfer. Data protection authorities have already sanctioned organizations for this type of violation.
EU AI Act — Unevaluated Systems
The EU AI Act, applicable since August 2024, classifies AI systems by risk level. General-purpose AI systems (GPAI) like large language models are subject to transparency obligations. An organization deploying AI tools without prior evaluation faces sanctions from 2026 onwards.
What Organizations Must Do Now
Map Existing Usage
Before prohibiting, map. Which tools are being used? By whom? For what purposes? This mapping reveals the real needs of your teams and allows you to propose secure alternatives rather than banning practices that will continue anyway.
Define a Clear Usage Policy
Not a 50-page document. An AI usage policy should fit on two pages: what is permitted, what is not, what is permitted under conditions (no client data, no non-anonymized proprietary code), and the tools validated by IT.
Choose Enterprise AI Tools
Enterprise versions of AI tools (ChatGPT Enterprise, Claude for Business, Copilot for Microsoft 365) offer contractual guarantees on non-use of data for training. The additional cost is marginal compared to the legal risk of a data breach.
Ungoverned AI Is Technical and Legal Debt
Adopting AI without governance creates debt — technical, legal, and strategic. Valtieri helps organizations implement AI usage policies and assess their EU AI Act compliance. Let's talk.