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Guides on anonymization, AI privacy and data protection
Short, practical articles on preparing documents for AI assistants without handing over personal data. Nothing leaves your device with our tool; the same standard applies here: no tracking, no cookies.
6 min read
Anonymizing PowerPoint decks: names, logos and speaker notes
Anonymize a PPTX in your browser before an AI summarizes or translates it: slide text, tables and notes change, logos and images do not. Workflow and caveats.
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How to anonymize an Excel export (XLSX) before sharing it with an AI
Anonymize a spreadsheet in your browser: which cells change, why formulas stay intact, how IBAN and ID checksums help, review tips, caveats and a manual route.
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EU AI Act, August 2026: what changes and what pseudonymized prompts do for you
The AI Act phase applying from 2 August 2026, how the GDPR runs alongside it, and what pseudonymisation under Article 4(5) does and does not do for AI prompts.
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Turkey's KVKK guides on generative and agentic AI: 7 checks before you share
What Turkey's KVKK generative AI guide (15 questions) and its agentic AI guide mean for teams pasting documents into models, plus a 7-point pre-share checklist.
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Deleted the chat, but the file is still there: where AI uploads live
Uploaded files often outlive the chat: file libraries, projects, custom assistants, retention windows. A checklist to find and delete them, and a safer default.
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AI companies train on your chats by default: what the Stanford audit found
Stanford HAI reviewed six major AI developers' privacy policies: chat data is used for training by default. What it means for uploads, plus a 5-step routine.
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Is it safe to upload documents to ChatGPT, Claude or Gemini?
What happens to a file after you upload it to an AI assistant, how consumer and enterprise plans differ, and a checklist to follow before you press send.
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How to anonymize a Word document (DOCX) step by step
Remove names, companies, emails and IDs from a Word file before sharing it with an AI. Tool walkthrough plus manual Find/Replace and Document Inspector tips.
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GDPR, KVKK and LLM prompts: what counts as personal data
How EU GDPR and Turkish KVKK define personal data, why pasting it into an AI prompt is processing, and how pseudonymization reduces the risk for teams.
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Pseudonymization vs anonymization vs redaction: which one do you need?
Three ways to strip identifying data from a document, how they differ in reversibility, and why consistent labels beat black bars when the file goes to an AI.
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Why a privacy tool should work offline (and how to check)
Client-side processing, service workers and what 'no server' really means. How to verify a browser tool never uploads your file, and how Unformation is built.
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Try it on your own document
Anonymize a DOCX, PDF, PPTX, XLSX or text file in your browser. No upload, no account, works with Wi‑Fi off.