Caution

You scanned a random QR code.

Hi, stranger.

In about two seconds, without a single permission prompt, your phone handed this page everything on the receipt below.

What the QR knew

Itemised: what your phone handed over

Where you are

What you're holding

How it is set up

How to spot you again

Still recording

Where your taps land

Not included: needs your “Allow”

Thank you for scanning.
Please don't do it again.

Your fingerprint, as a barcode

Before your next scan

    What this experiment kept