IdScanner/Guides
Guides for door staff
What we learned building an ID scanner, written for the person actually standing at the door. No product pitch in the body — where IdScanner is relevant, it says so at the end.
How to spot a fake ID at the door
Why the barcode beats the hologram, the three different things "fake ID" actually means, and the signals ranked by how much they really tell you.
What is in a driver's licence barcode?
AAMVA PDF417 explained: the data elements, the date-format difference that silently produces wrong ages, and what an MRZ carries instead.
Legal drinking age in the US and Canada
21 across the US, 18 or 19 by province in Canada, plus the separate tobacco and cannabis ages — including the Quebec exception.
ID scanner app vs handheld scanner
Where dedicated hardware genuinely wins, where a phone does, and the data-retention question that most comparisons skip entirely.
Check an ID in one second
Licence barcodes and passport MRZ, an age verdict you can read across a dark doorway, and nothing uploaded anywhere.