For many laptop users, biometric authentication is one of those “set it and forget it” features that defines the modern computing experience. On my Thinkpad X1 Carbon, the fingerprint reader has been my primary method for Windows Hello until this past weekend, when it suddenly stopped working. Instead of the usual quick scan, I was greeted with a prompt for my PIN. Digging into the settings, I found a frustrating situation: Windows had decided my once-trusted fingerprint reader was no longer secure enough. ...
For most of us, our WhatsApp chat history is a digital diary. That’s why WhatsApp’s backup feature is so crucial. In a major step for privacy, WhatsApp introduced end-to-end encrypted (E2EE) backups, a system designed to protect user data even from cloud providers and from WhatsApp itself. However, a subtle design flaw in the Android reinstallation process can lead you to accidentally make your own highly-secure backups permanently inaccessible. If you are reinstalling WhatsApp on an Android phone, you need to be extremely careful at the permission-request stage. A single wrong tap can cost you your entire chat history. ...