IMO Prelim HK 2022 Briefing.pdf - International... - Course Hero
When you type a password, you are proving you know something. When you scan a QR code, you are proving you have something—the authorized mobile device. Even if a hacker has installed malware on your PC to record your keystrokes, they cannot replicate the physical presence of your unlocked phone. It effectively bypasses the vulnerabilities of the keyboard, offering a cleaner, safer entry point. D.cscan.con Qr