Samsung - Galaxy A03s comes with high-tech biometric authentication. The Side Fingerprint scanner recognizes your unique fingerprint, so you are the only one who can press and unlock in one easy move.
Top 8 Ways to Fix In-Display Fingerprint Scanner Not Working on Samsung Galaxy Phones - Guiding Tech
Samsung totally knew it put the S8's fingerprint sensor in a terrible spot | Mashable
Samsung Galaxy S24 Ultra has a slightly newer fingerprint sensor
Samsung Will Make the Galaxy S10's Fingerprint Sensor Even Better | Digital Trends