From 65675344f31faf35f76d5fce88368c50ed4daf8d Mon Sep 17 00:00:00 2001 From: fria <138676274+friadev@users.noreply.github.com> Date: Wed, 12 Feb 2025 21:14:12 -0600 Subject: [PATCH] image credit --- blog/posts/biometrics-explained.md | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/blog/posts/biometrics-explained.md b/blog/posts/biometrics-explained.md index e38d1029..16d331e7 100644 --- a/blog/posts/biometrics-explained.md +++ b/blog/posts/biometrics-explained.md @@ -56,10 +56,9 @@ Optical sensors can struggle in the presence of bright sunlight, which is an iss Capacitive sensors measure the electrical conductivity of your finger. These are much more secure than optical sensors since they can't be fooled with an image. They're also tough to fool with prosthetics as different materials will have different electrical properties. -
- ![Diagram showing a closeup of how a capacitive fingerprint sensor works by detecting the electrical difference in the ridges and valleys of a finger](../assets/images/biometrics-explained/capacitve-diagram.jpeg) -
source: bayometric.com
-
+![Diagram showing a closeup of how a capacitive fingerprint sensor works by detecting the electrical difference in the ridges and valleys of a finger](../assets/images/biometrics-explained/capacitve-diagram.jpeg) + + Capacitive sensors won't work if the [tissue is dead](https://www.livescience.com/62393-dead-fingerprint-unlock-phone.html), since dead tissue loses all electrical charge. So morbid worries about someone using your dead body to unlock your phone can be assuaged.