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Preview of PseudoShield

PseudoShield by Lawgitech

Pseudonymise les donnees personnelles (noms, NISS, IBAN, emails, tel) avant collage dans les IA. 100% local, zero reseau. RGPD Art. 4(5).

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About this extension
PseudoShield intercepte le collage (Ctrl+V) sur les plateformes IA et remplace automatiquement les donnees personnelles par des pseudonymes deterministes (SHA-256) avant insertion dans le chat.

35 patterns de detection : noms propres (4 strategies), NISS belge, IBAN (7 pays), TVA, BCE, INAMI, emails, telephones, adresses, cartes bancaires, IP, coordonnees GPS, handles sociaux.

Validation mathematique : Modulo 97 (NISS/IBAN/INAMI), algorithme de Luhn (cartes), ISO 13616.

Plateformes supportees : Claude.ai, ChatGPT, DeepSeek, Gemini, Copilot, Perplexity.

Conformite RGPD :
- Pseudonymisation au sens de l'Art. 4(5) — les donnees restent personnelles
- Journal d'audit Art. 30 (export CSV/JSON)
- Categorisation Art. 4 (donnees personnelles) / Art. 9 (donnees sensibles)
- Table de correspondance consultable

Vie privee :
- Aucune donnee transmise a un serveur
- Aucun compte requis
- Aucune telemetrie
- Traitement 100% local via Web Crypto API
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Permissions and data

Required permissions:

  • Get data from the clipboard
  • Access your data for claude.ai
  • Access your data for chatgpt.com
  • Access your data for chat.deepseek.com
  • Access your data for gemini.google.com
  • Access your data for copilot.microsoft.com
  • Access your data for www.perplexity.ai

Data collection:

  • The developer says this extension doesn't require data collection.
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Version
2.0.0
Size
82.09 kB
Last updated
17 days ago (26 Feb 2026)
Related Categories
  • Privacy & Security
Licence
MIT Licence
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