Guides

Practical, short, no fluff. How to get real help from AI tools without handing over data that is not yours to share.

• What you should never paste into ChatGPT, Claude or Gemini

  A practical list of the things that do not belong in an AI chat, why it matters even with training switched off, and how to get the same help without the risk.

• How to share logs and stack traces with AI without leaking secrets

  Logs are the most common way secrets end up in an AI chat. What hides in them, how to trim and scrub them in a minute, and how to keep them useful for debugging.

• You pasted an API key into an AI chat. What to do now

  Step by step: treat the key as exposed, rotate it with the right provider, check for misuse, then make sure it cannot happen again.

• Using ChatGPT at work under the GDPR: a practical checklist

  What the GDPR means when you paste text about customers, colleagues or applicants into an AI tool, why pseudonymisation is the key habit, and a checklist you can actually follow.

• How to anonymise a customer email before asking AI to draft a reply

  A worked example: what to remove from a support email, what to keep so the reply is still good, and how to put the details back in ten seconds.

• The placeholder method: useful AI answers without sharing real data

  Why replacing sensitive values with numbered placeholders beats deleting or blurring them, how restoring works, where it fails, and how to prompt so it does not.

• How to copy a table from a website into ChatGPT, Claude or Excel without it falling apart

  Why pasted tables turn into mush, three ways to copy a web table so rows and columns survive, and how to get it as Markdown for AI or as a real spreadsheet.

• How to copy a web page as clean Markdown for ChatGPT, Claude or Notion

  Why Markdown is the best format to paste into an AI chat, the manual ways to get it, and how to do it in one click without menus, ads and tracking links.