There are several ways to share a Wi-Fi network without giving a network name or password (like this one). One of them is using a QR code.
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You can generate a QR code that will allow friends and family to automatically connect to a Wi-Fi network while scanning using a dedicated website. The QR code can then be printed and placed in a desk drawer or, for example, in a guest room.
This method is suitable for users who are often visited by guests, but who do not want to leave their Wi-Fi password in plain sight.
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How to generate a Wi-Fi QR code for guests
In order to create a QR code for a Wi-Fi network, you need to visit the qifi.org website, developed by programmer Evgeny Golovy. On the site, you need to enter the network name and password, and then click the Generate button.
The web application will generate a QR code that you can then print or save as a screenshot.
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How to connect to a Wi-Fi network with a QR code
Guests with an iPhone or iPad running iOS 11 or later simply need to point their device’s camera at a QR code and they will automatically connect to the Wi-Fi network.
Users of older Apple smartphones can use QR Reader for iPhone or Avira QR Code Barcode Scanner.
Android users will need to install the ZXing Barcode Scanner or any other application based on the ZXing library that allows you to scan barcodes.
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Is it safe to give your Wi-Fi password to this web application?
Yes. According to the developer, the application “displays a QR code in your browser on your computer, so that the Wi-Fi network remains as secure as it was before.” In support of his words, the developer suggests that you familiarize yourself with the application code available on the Github portal.
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Is it safe to provide guests with a QR code?
Sharing a QR code with one of the guests is even safer than giving the actual Wi-Fi password in plain text.