All he or she has to do is create the malicious site, link it to a QR code, and then pass out flyers with the QR code printed on them that promise something like a free cruise. Unlike website URLs – which tell you where you’ll end up after entering them into your browser – a QR code could lead you anywhere, including to malicious sites.įor example, suppose someone wanted to lock down your mobile device using ransomware. You can scan these codes using a scanner on your mobile device, and you will be instantly taken to where the QR code is programmed to take you. ![]() You’ve likely seen QR codes on products and at businesses – they’re those squares with the black and white pixels in the middle. A QR code is a quick response code and can be used to instantly bring data to a web user via a printed symbol. Below is some important information that can help you stay safe when using QR codes to share information on the web: What is a QR Code?įirst, it’s important to understand what a QR code is and how it works. SHAREit is great for sharing files, but did you know that you can also share information online using QR codes? While these codes are easy to use on mobile devices, they can also be dangerous.
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