Can we use a QRCode to certify authenticate something?

Collection of structured data for analysis and processing.
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Bappy11
Posts: 349
Joined: Sun Dec 22, 2024 6:06 am

Can we use a QRCode to certify authenticate something?

Post by Bappy11 »

So you are secure? I don't understand anymore!?
No, I am an image that contains information that is secure. I am the messenger.
On the other hand, the image, therefore the QRCode, is easy to duplicate!
We are not like a bank note playing with holograms, invisible inks and magic paper.
We are not like identity cards made to be unforgeable.
We are simple messengers. A bit like business cards.

Are you going to keep me for much longer? Because I have business.

I control your words with my experts
Notes:
This interview allowed me to learn more.
Coming from the automobile industry in the company that invented lean, QR codes have gradually been integrated into mobile phones, surely because of their open source aspect. They certainly have specialized alternatives but in reality, they do not compete too much.


One thing is tickling me though. QR tells me that it is a simple image, and I must admit that it is true: so I ask myself two questions.

How to manage secure payments with a QRCode? What WeChat does.
I will contact our cybersecurity experts, David and Renaud from the cybersecurity division:

Excerpt from the cyber report following the QR Code proposal
"In reality, a QR Code is not secure or vulnerable in itself. It is only a means of transporting data and, most of uk telegram data the time, it is a simple identifier (a URL, a set of identity data - think of the badge when visiting a trade fair, etc.).

Since the QR Code can be cloned at will, there is no link between the bearer of the code and its content. It cannot therefore serve as an authentication system in itself. As a reminder, a QRCode is public, it is neither something that we are (it is not part of our body), nor something that we know (we can copy it), nor something that we own (we can copy it, again).

However, it may, as in the case of WeChat, contain information used in an authentication process, such as a One Time Password (temporary code that you receive by email or SMS to access a service).

Incidentally, it may contain information that is itself secured by other means: electronically signed data bytes, encrypted data, readable only by an authorized recipient, etc.


Well, it's confirmed, QR is not bad, even if his "matuvu" side is starting to annoy me. He didn't lie to me. So I'm going to release him so that he can continue to enchant our digital lives. ?.
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