QR code verification is more secure than SMS authentication as there is no message containing an access code. No code means ...

Upper-case text produces smaller codes than lower-case. His post takes us on a journey into the encoding of QR codes, not in terms of their optical pattern generation, but instead the bit stream ...

Google is gearing up to replace SMS text messages with QR codes for account authentication in Gmail. This strategic shift is part of Google’s efforts to enhance the security and efficiency of ...

Google has said it's planning to stop sending 2FA codes via text message to verify Gmail accounts in favor of security tools such as passkeys and QR codes that you would scan with your device.

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR ...