Decode QR code by hand

Decode QR codes by hand? Yes, you can!

I'm sure everyone knows QR codes - those little square boxes with the black and white squares that can only be decoded with a smartphone and the appropriate software.

But can this also be done by hand? In other words, without technical aids? And surprisingly, according to a recent article in the IT news magazine, this is possible via reports a net findwhich I found quite interesting and would like to share here so that people who are interested in the topic can link to it. Since the topic is quite complex, and a developer has already done this very well, I have the Original page with the instructions linked.

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Here is a short video that shows how a QR code is structured:


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Posted by Petr Kirpeit

All articles are my personal opinion and are written in German. In order to offer English-speaking readers access to the article, they are automatically translated via DeepL. Facts and sources will be added where possible. Unless there is clear evidence, the respective article is considered to be my personal opinion at the time of publication. This opinion may change over time. Friends, partners, companies and others do not have to share this position.

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