Tesco is upgrading from barcodes to QR codes on an entire range of own-label products in what it claims is a first among UK supermarkets. The UK’s biggest grocer described the move as “one of the most ...

The change will see QR codes applied to the packaging of 13 lines of Tesco’s own-brand sausages following a trial. Tesco’s new QR coding on a pack of sausages (Tesco/PA) Tesco is upgrading from ...

QR codes can be great. They provide a quick shortcut when we’re trying to do everyday tasks, saving us from some annoying typing just to get something done. There’s also something satisfying about how ...

A shopper picks your brand’s shampoo off the shelf at Target. Pays. Walks out. The sale is complete, but what happens next is invisible to your brand. Target knows who bought it because the purchase ...

QR codes are built into the modern internet experience. You point your phone at the square with a strange pattern, and it'll load a website on your phone, which will offer specific information. But ...

A vulnerability in Microsoft Authenticator for Android and iOS could expose login codes to malicious apps on the same device. Microsoft has released a patch. A newly discovered vulnerability in ...

QR codes have become a convenience of modern life. Just scan the black and white mosaic with your phone’s camera and you can do everything from connect to your hotel room Wi-Fi to pay for that public ...

The Federal Bureau of Investigation has issued a warning about a growing cyber threat that turns everyday QR codes into spying tools. According to the bureau, a North Korean government-sponsored ...

OpenJDK project teams will focus work on features such as value types, code reflection, AOT compilation, and structured concurrency in the coming year. Oracle’s Java team in 2026 will work toward ...

Back in July, Google widely introduced a redesign of the Android QR code scanner, but then rolled it back. The updated interface is now starting to reappear. This is the QR code scanner available from ...

Michelle is Lifehacker's Associate Tech Editor, and has been reviewing games, laptops, phones, and more for over 10 years. She is based in New York City and holds a master's degree from NYU. Did you ...