Guides on hidden metadata, privacy and AI image records.
October 12, 2026
Metadata is data about a file: who made it, when, with what, and sometimes where. Where it hides, why it matters, and what you can do about it.
October 12, 2026
Photos, video, audio, PDFs, Office files, e-books, SVG and ZIP archives: what each format stores and how to remove it.
October 12, 2026
Author, company, last saved by, thumbnail and editing IDs: what Word stores, the built-in Document Inspector, and a faster way for many files.
October 12, 2026
Author, producer, dates and hidden earlier versions: where a PDF keeps them and three ways to remove them.
October 12, 2026
Besides the author, a workbook can hold the folder it was saved from and the paths of linked files. How to find and remove them.
October 12, 2026
What ID3 tags contain, how to see them, and how to delete them without touching the sound.
October 12, 2026
Voice memos are M4A files with a name, a date and sometimes a place. What is inside and how to remove it before sharing.
October 12, 2026
HEIC photos carry the same location and device records as JPEGs. Sharing options, and how to clean the file itself.
October 12, 2026
Built-in ways to look inside photos, documents, audio and video, and what they do not show.
October 12, 2026
A ten-point check for lawyers, journalists, businesses and anyone who shares files outside their own circle.
October 12, 2026
Some services strip location from the copy they show, others send the original. How to find out what yours does, and why you should not rely on it.
October 12, 2026
The parts of a Word document that leak the most are not in the properties. A checklist for tracked changes, comments, hidden text and more.
October 12, 2026
Presentations travel with notes, hidden slides, comments and old versions. What to check before you share a deck.
October 12, 2026
Drawing a black rectangle over text hides it only visually. How to redact properly, how to check, and what to do about metadata.
October 12, 2026
Zipping a folder tells the recipient when you edited every file. What a ZIP stores and how to clean it.
October 12, 2026
Editors, software names, project titles and recording dates travel inside audio files. A checklist for podcasters and interviewers.
October 12, 2026
E-books carry more than a title. What an EPUB stores, and how to share a book without the extras.
October 12, 2026
A glossary of the EXIF tags that matter for privacy: GPS, serial numbers, dates, software and more.
October 12, 2026
Photos for marketplaces and rentals can carry the exact address where they were taken. How to avoid giving it away.
October 12, 2026
iPhone photos use HEIC by default. How it compares with JPEG for privacy and compatibility, and when to clean or convert.
October 13, 2026
Never trust a green tick. A five-minute test with the original and the cleaned file shows what was removed and what is left.
October 13, 2026
A leaked document or a photo from a source can identify the person who sent it. What to check on both sides.
October 13, 2026
Author names, old employers’ templates and edit dates can sit in a CV. What to check before you apply.
October 13, 2026
Phone videos carry location and device details like photos do. What is inside an MP4 or MOV, and how to clean it without re-encoding.
October 13, 2026
RAW files carry serial numbers, lens data and sometimes embedded previews. What is inside and what to do before sharing.
October 13, 2026
There are honest reasons to edit EXIF: a wrong camera clock, a missing copyright, a location you want to remove. How to do it safely.
October 13, 2026
For developers and AI assistants: send a file, get a clean file back. What the endpoints do and how to use them safely.
October 13, 2026
Documents sent to clients reveal who wrote them, from which template and how long it took. A short routine to avoid leaks.
October 13, 2026
Drones record where they flew, how high and which aircraft took the picture. What to check before you publish aerial shots.
October 13, 2026
Screenshots usually hold less than camera photos, but not nothing. What to check and how to share them safely.
October 13, 2026
A scanned PDF names the scanner and the software. Some printers also add nearly invisible marks to each page. What to know.
October 13, 2026
A share link gives access to the original file, with all its metadata and often its history. How to share a clean copy instead.
October 13, 2026
Family pictures carry location and time. A practical guide for parents, schools and clubs.
October 13, 2026
You want your name and credit on your images and your home address off them. How to separate the two.
October 13, 2026
Product photos and blog images often carry GPS and camera data, plus kilobytes of editor data. What to clean before you upload.
October 13, 2026
Built-in tools show some details. For the full list, including GPS and device, use a viewer. Steps for phones.
October 17, 2026
What does an AI-generated image carry besides pixels? Four kinds of traces, how a C2PA manifest is built, what it can and cannot prove, and how to decide between keeping and deleting it.
October 17, 2026
Phones tag photos with coordinates by default. Compare four ways to stop it: switch it off, strip when sharing, clean in bulk, or script it with ExifTool, then check the other ways a place leaks.
October 17, 2026
EXIF is the hidden caption inside every photo. Learn what it records, how it differs from IPTC and XMP, how to read it on your devices, and when deleting it is the right call.
October 17, 2026
A shoot, a year of invoices, an export folder: pick the right route by file count, repetition and privacy. Limits, error codes and copy-paste scripts included.
October 17, 2026
Connect our MCP server once, then ask your AI assistant to clean photos, PDFs, videos or RAW files. Config for each app, example prompts, privacy facts and fixes.