วีซ่าเริ่มใช้ข้อมูลชีวมาตรกับบริการบัตรเครดิต

Fingerprints can unlock doors, phones and more, but are consumers ready to pay with them? Visa thinks so. More companies are exploring biometrics, the analysis of unique biological traits to verify identity, but how secure is the technology? Tina Trinh reports from New York