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AI & compliance resources
Practical guides on Shadow AI, GDPR pseudonymisation and secure AI usage on confidential documents, ChatGPT, Claude, Gemini, Copilot and more.
Anonymize a chat (Slack, Teams) before AI
Participants and named clients masked, the summary stays usable.
Anonymize a PowerPoint before AI
Client names, figures, speaker notes: mask it all before the AI.
Anonymize a Word document before AI
Word hides data in comments, tracked changes and metadata.
Anonymize a payslip before AI
Mask employee and SSN, keep the useful amounts.
Notaries: using AI on deeds without breaching confidentiality
Estates, gifts, sales: mask the identity, keep the structure.
Education: using AI without exposing student data
Minors' data: mask identity, keep the educational content.
Public sector: AI without exposing citizen data
Citizen data, heightened responsibility, the simple rule.
Real estate: anonymize a mandate or lease before AI
Mask the parties and address, keep the price useful to the AI.
Insurance: anonymize a claim file before AI
Mask the policyholder identity, keep the data useful to the AI.
Banking and finance: using AI without exposing client data
Credit, KYC, statements: where the risk sits, and how to handle it.
Consulting: using AI without exposing client data
Engagement notes, slides, client data: the 4-step method.
AI and the legal department: framing internal use
A clear policy, a simple alternative, light oversight.
Anonymize an employment contract before AI
Name, salary, ID: what to mask, and the method.
Anonymize a tax return before ChatGPT
SIREN, amounts, IBAN: what to mask, and the method.
Médical confidentiality and AI: what the law says
Legal framing, ethics, and the method to stay covered.
GDPR and health data: using AI without the risk
Article 9, médical confidentiality, and the method to stay compliant.
Screen CVs with AI without discriminating
Candidate data, bias, the legal framing, the method.
Anonymize a médical report before ChatGPT
What to mask, médical confidentiality, GDPR, the method.
Lawyers: ChatGPT without breaching professional secrecy?
AI and professional secrecy : meeting bar requirements.
Meeting transcripts and AI: anonymize before summarizing
Participants and named clients masked, the summary stays usable.
Compare two contracts with AI without leaks
Consistent tokens: same party, same token, comparison works.
Extract data from a document with AI without leaks
Fields as tokens, useful values kept: the structure without the identity.
Summarize a confidential document with AI
Anonymize, summarize, re-identify: the summary keeps the tokens.
Translate a confidential document with AI without leaks
Anonymize, translate, re-identify: tokens pass through translation.
Anonymize an email before pasting it into ChatGPT
Sender, client, références: what to mask, and how.
Anonymize multiple files at once before AI
Drop a batch, consistent tokens across files, without exposing the data.
Anonymize an Excel export before AI
Names, emails, IBAN: mask the right columns, keep the figures.
Encryption or anonymization: don't confuse them
Encryption protects transport; anonymization protects what the AI sees.
Anonymizing by hand does not scale
Slow, inconsistent, prone to misses: why automate.
Do you need sovereign AI to protect your data?
On-prem vs upstream anonymization: the honest comparison.
7 myths about anonymizing before AI
Redaction, Enterprise, masking the name... fact vs fiction.
Does ChatGPT Enterprise really protect your data?
What it protects, its limits, and why anonymizing still matters.
Where your data goes: OpenAI vs Anthropic vs Mistral
Training, rétention, hosting: the comparison and the fix.
Presidio vs Safe-Doc: the open-source tool and its limits
What Presidio detects, how to use it, its limits, a real example.
GDPR and AI: who is liable in case of a leak?
The liability falls on you. How to reduce it at the source.
Data minimization: the GDPR principle AI makes you forget
Give the AI only what is needed, not the identity.
Are your ChatGPT conversations really private?
Even your history becomes a risk. The simple fix.
The EU AI Act and your documents: 3 réflexes
Map, do not expose, document: the right réflexes.
Data leak via AI: what to do?
Assess, contain, notify within 72h, prevent: the right réflexes.
Transferring data outside the EU via AI: what the GDPR says
US AI = transfer outside the EU. How anonymizing reduces the risk.
Checklist: using AI without breaking the GDPR
Before, during, after: the practical checklist to keep handy.
The cost of a data leak via AI
GDPR fines, reputation: what drives up the bill.
ChatGPT and GDPR at work: the 2026 guide
Risks, method, and what to mask depending on the document.
Startups: using AI without burning customer trust
Privacy early costs far less than fixing it later.
Anonymization and AI: frequently asked questions
Pseudonymization, Enterprise, redaction, GDPR: clear answers.
How pseudonymization works
Tokens, key kept locally, ré-identification: the mechanism explained.
Training your teams for safe AI use
Explain the risk, give a clear rule and a simple tool.
Anonymize a PDF before ChatGPT: the tutorial
Text or scanned PDF, redaction traps, the method that works.
Redacting a document is not enough
The black box leaves the text extractable. How to really mask.
How much personal data is in a typical document?
Order of magnitude by document type, and why it matters.
Can you use ChatGPT with confidential documents?
Consulting, M&A, HR, finance : pseudonymise → AI → restore.
Pseudonymization or anonymization: what GDPR really says
Art. 4(5) vs recital 26 : why the right term matters before AI.
Shadow AI: the numbers every leader should know
Why bans fail and how to secure your teams' AI usage.