Guides
Guides & resources
How to remove personal data before using AI or sharing files with Occlira — practical tasks, answers to common questions, guidance by profession, and a plain-language reference.
Tasks & how-to
- Anonymize text before ChatGPT Detect the personal data locally, prompt with placeholders, restore the real names on your computer.
- Audio redaction software, 100% offline Transcribe on-device, detect spoken names and numbers, bleep them: no upload, no per-minute fees.
- How to redact in Word, PDF and Excel Find and Replace instead of black highlight, Document Inspector, and the hidden data in PDFs and Excel files.
- Remove metadata from a Word document Document Inspector step by step, the author name, and what it does not remove.
- How to redact an email Export from Outlook, Gmail or Apple Mail, redact the copy for real, and check headers, threads and attachments.
- Redacted bank statement What to black out and what to keep for a landlord, lender or visa officer, and how to check the redaction is real.
- Blur faces & strip photo EXIF Cover faces with a real box and remove GPS/metadata before sharing a photo.
Questions
- Is ChatGPT private? What is stored, who can see your chats, and the safe way to use it.
- Is Claude safe? Training, retention, who can see your chats — and how Claude compares with the others.
- Is Grok private? And is Grok safe to use? What xAI stores, the training switch, Private Chat and the share button.
- Is Microsoft Copilot safe? The consumer app, Microsoft 365 Copilot and GitHub Copilot: what each stores, trains on and who can see it.
- Is Google Gemini safe? Keep Activity, human review kept three years, Temporary Chat, and why Gemini in Workspace is a different product.
- Is DeepSeek safe to use? Data stored in China, training and the opt-out, the government bans — and what running it locally changes.
- Does ChatGPT save your data and chats? What is kept on every plan, training, ads and deletion — and how to opt out.
- Use AI without breaking the GDPR Data minimization as a practical pattern for AI tools.
- Shadow AI at work Staff pasting company data into personal chatbots — and how to manage it.
By profession
- ChatGPT for lawyers What you can and cannot paste, the 2026 court rules, a free law-firm AI policy template, and anonymizing client data first.
- ABA Formal Opinion 512 The US ethics rules for lawyers using generative AI, with a ten-step checklist for a firm policy.
- Attorney-client privilege & AI Can using ChatGPT waive privilege? What US courts say.
- Is ChatGPT HIPAA compliant? Plan by plan, the 18 HIPAA identifiers, the BAA trap, and how to de-identify patient data locally first.
- For accountants & consultants Anonymize client financials before AI or sharing.
- For journalists Protect sources: strip metadata, redact for real, transcribe offline, blur faces.
Compare & reference
- Local vs cloud PII redaction Why on-device processing is safer for confidential files.
- What is PII? Types and examples A plain-language reference to PII, PHI and personal data.