In plain English
It is a machine-readable code made from small squares arranged across both width and height, not just in a single line. A camera or another digital device can scan that square pattern to read the data stored in it.
In context
Here, "QR code" names the square patterned image on the authenticator-app enrollment screen that a camera or other digital device can read.
- Situation
- Setting passwords, multifactor authentication, recovery codes, and trusted devices
- What it communicates
- labels the scannable setup image on the authenticator-app enrollment screen
Meaning limits
The term itself does not say what exact data the code contains or what happens after it is read.
Examples
“Instead of a striped barcode, the ticket showed a QR code made of tiny black squares.”
“On the authenticator app’s enrollment screen, the camera paused over the QR code in the centre.”