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Robin Roellingerleft a comment
Hey PH! I'm Robin, solo founder of Sentinelle PII. I built this after realizing that every time someone asks ChatGPT to "write a follow-up email for client Jean Dupont (jean.dupont@example.com, IBAN FR76...)" — that data goes straight to OpenAI's servers. 68% of employees use AI without IT approval. Most companies rely on usage policies that nobody follows. I wanted a technical solution that...
Sentinelle PIIStop leaking personal data to ChatGPT, Claude & Gemini
Every day, employees paste emails, phone numbers and IBANs into AI chatbots without realizing it.
Sentinelle PII detects and masks sensitive data in real-time before it reaches the AI. The AI works with anonymous tokens, then real data is restored in the response. Fully transparent.
100% local — no data leaves your browser
ChatGPT, Claude, Gemini + custom domains
Scans file uploads (CSV, Excel, Word)
Team dashboard with GDPR compliance reports
Free tier, no credit card
Sentinelle PIIStop leaking personal data to ChatGPT, Claude & Gemini