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in-display fingerprint reader


The Galaxy S20 eschews secure face unlock for yet another in-display fingerprint reader

It's unsurprising, given the leaks, but it's worth pointing out: Samsung again went with an in-display ultrasonic fingerprint sensor. For phones which start at $1,000 (and reach quite a bit higher), it's surprising that Samsung wouldn't try to compete with Apple and Google now that Android has good support for secure face unlock systems. We knock Google's hardware for a lot of things, but the company's face unlock on the Pixel 4 isn't one of them, and if anyone would try to ape Apple, we would assume it would be Samsung. And yet the Galaxy S20 phones are sticking with an in-display fingerprint reader.

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[Update: Samsung statement] Galaxy S10 in-display fingerprint sensor reportedly rendered insecure by cheap accessory

According to a recent report making its rounds on the internet, the in-display fingerprint sensor in the Galaxy S10 doesn't offer much in the way of security if you are using the wrong accessories. For one UK couple using an inexpensive "gel" screen protector (or case, it isn't immediately clear which), their cheap accessory compromised the phone's fingerprint recognition capabilities by allowing any finger to unlock the phone, eliminating the security offered by the in-display reader.

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