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What your files reveal.

Plain explanations: which traces hide in photos, videos and documents, who can read them, and how to get rid of them.

30 September 2026

Do WhatsApp, Signal and Telegram remove metadata? What survives when you share

Whether your location travels along is rarely decided by the app alone — it depends on how you send the file. The rule of thumb for messengers, AirDrop, email and social networks, and where it stops working.

Metadata in job applications: what your CV and cover letter reveal without you noticing

The title of your last application, a friend's name as author, a comment from the proofreading round: what typically travels along in application PDFs — and a short checklist before you hit send.

Removing metadata from videos: location, device and capture time in iPhone videos

Videos carry the same revealing details as photos — it just gets noticed less. Which fields sit inside MOV and MP4, why Live Photos count twice, and how to get rid of them without re-encoding.

Server logs, caches, backups: what actually gets stored when you upload a file

A "deleted after one hour" promise almost always covers only the one file sitting in the upload folder. What actually ends up in access logs, CDN caches, backups and with subprocessors — and how long it stays there.

Online metadata remover or app? What really happens when you upload

To get rid of one GPS field you hand over the entire file to a stranger’s server. Why that is backwards for this particular task — and how to recognise a tool worth using.

Removing metadata from PDF and Word: why the author stays in anyway

Clearing the author field is not enough for office documents: names also sit in comments, in tracked changes and in internal file paths. What is really in there — and how to get it out.

Removing GPS location from photos — on iPhone, without quality loss

Photos store where they were taken, down to the meter. How to check whether your images carry coordinates, how to remove them, and why "Remove location" in the share sheet is not always enough.

What is metadata? EXIF, IPTC and XMP explained

Metadata is the invisible label on your files: capture location, camera model, author name. What exactly is in there, who can read it — and when it becomes a problem.