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How exactly do we use the ‘QR codes’ that we use almost everywhere we work, how secure are they?

  • July 27, 2024
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technical enthusiasts We know this will draw more attention, but if you’ve entered our content, you’re already one of them. When you then “I know how this works!”

technical enthusiasts We know this will draw more attention, but if you’ve entered our content, you’re already one of them.

When you then “I know how this works!” At the very least, let us give you some information that you can show off yourself.

“What is a QR code?” Let’s start with the question.

QR code so Quick response Abbreviation for code. It was first developed for the automotive industry in Japan in 1994. QR codes, It is a two-dimensional type of barcode and contains a square pattern. This pattern stores the coded information and makes it quickly accessible.

Working principle of QR codes

Data storage

QR Codes; It can store various types of data, such as numbers, letters, characters, and even URLs. Within a QR code, data black and white modules on the square It is represented by (squares). The modules are arranged in a grid-like structure.

Coding and error correction

QR codes to store data Reed-Solomon error correction algorithm applications. This algorithm essentially ensures that the information is readable even if part of the code is damaged. For example, even if 30 percent of a QR code is damaged, the data can still be read correctly.

Generate QR code

Creating QR codes is a very simple process. Using QR code generator software or an online tool, you enter the data you want to encode and the software by converting data into modules Generates the QR code. This code can then be printed or used digitally.

Read QR code

As you know, you need a smartphone or QR code scanner to read QR codes. your phone’s camera When you point to the QR code, the code scanner software will analyze the modules and decode the encoded data.

This process takes place within seconds to the relevant website can direct, display a text or start an application.

Are QR codes safe?

While QR codes are generally considered secure, some safety risks It is also available. Malicious actors can create QR codes that contain malicious software or perform phishing attacks.

Such codes allow users to do that to fake websites can redirect or attempt to steal personal information. Therefore, you should be careful when scanning QR codes and only use codes from trusted sources.

There are some precautions that can be taken to ensure the safe use of QR codes.

Automatically when using browser applications Disable the URL opening feature and it may be helpful to check the URL first. In addition, businesses and institutions should use reliable QR code generator software to securely generate QR codes and provide reliable QR codes to their users.

So now you know what to look for when you scan your next QR code.

Sources: Kaspersky, Investopedia, Hub Spot, Avast

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