For questions about Android's BiometricPrompt API feature used for biometric authentication.
Questions tagged [android-biometric-prompt]
211 questions
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Need to get android supported biometric types
I wants to get supported Biometric type user can authenticate.
val biometricManager = BiometricManager.from(this)
when (biometricManager.canAuthenticate()) {
BiometricManager.BIOMETRIC_SUCCESS -> {
//In here I needs to get the…
Imesh Madushanka
- 45
- 1
- 7
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1 answer
How to re-login using Biometric authentication?
I am developing an login feature using username/password and biometric authentication. My thinking usecase is:
User login via username/password for the first time and get there Token (access_token/refresh_token).
User go to app's setting and enable…
NamNH
- 1,752
- 1
- 15
- 37
0
votes
1 answer
Device credential (PIN) using BiometricPrompt destroys calling activity
we are currently facing a weird BiometricPrompt behaviour on some Android devices.
The problem is brand/manufacturer independent because it works e.g. on some Samsung devices but on others doesn't.
The Issue
To approve some transaction made by the…
Aaron
- 413
- 5
- 13
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0 answers
Generate a hash value for biometric authentication on android using inbuilt fingerprint scanner using Kotlin
I am new to android programming using Kotlin. I want build a class attendance app for students. I need a security measure such as a biometric authentication using a fingerprint scanner.
However, I don't want android to do the authentication by…
0
votes
1 answer
In Biometric Prompt Dialog biometric icon is not showing in Android 11
Android device Mi 10T and android version is 11
On click of button biometric prompt dialog is showing but biometric icon is not showing in that prompt dialog.
Below is Biometric Dialog's code
BiometricPrompt.PromptInfo promptInfo = new…
Jasol Singh Sodha
- 51
- 7
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votes
0 answers
How to activate biometric login if switch is activated
i created this Activity to login with fingerprint. But how i can enable/disable this activity with a switch in the MainActivity. I know that i cant change the manifest programmatically. So how can i do this?
ImageView btnUnlock;
TextView…
Xano
- 1
- 1
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1 answer
BiometricPrompt Error cases for onAuthenticationError() after update to latest version
I have updated the version of a library
from: `
from 'androidx.biometric:biometric:1.0.1' to -> 'androidx.biometric:biometric:1.1.0'
I saw that there are new possible errors and I was wondering how to handle them!
Ide show error warning for switch…
Red Coder
- 107
- 1
- 8
0
votes
1 answer
Customize the Biometric Prompt for Android
I have an implementation of the Fingerprint Biometric authentication for Android which works pretty much as described by the documentation. I am trying to remove the close button aka the "setNegativeButtonText" value. This will make the biometric…
NVA
- 1,662
- 5
- 17
- 24
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Keystore operation fails after Biometric Operation despite success method called on callback
I am attempting to perform a signing operation with a secret key that can only be used after user authenticates with their device biometrics. I have the logic like this
val mac = initMac(keyAlias)
val biometricPrompt =…
Oyebisi
- 562
- 2
- 9
- 23
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0 answers
Biometric prompt
I am using accessibility class to block apps in my app the issue is that am using Biometric prompt in my Accessibilty Class which require activity or fragment kindly provide me solution for that,
biometricPrompt =…
Nain Malik
- 1
- 3
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0 answers
[Android 11][biometric] Authentication Callback functions doesn't trigger after dismiss the previous prompt by pressing back key
I face an issue on Android 11 (API 30). The BiometricPrompt.AuthenticationCallback() is not triggered.
Step to reproduce:
Show Biometric prompt
Press the back key to make the dialog be dismissed and onAuthenticationError triggered.
try to show the…
Tan174
- 1
- 1
0
votes
0 answers
How to get if user click on use patterns button or user moves to patter pin screen from biometric prompt with Flutter - local_auth?
Is there any way we can detect when user navigate to password/pin screen when clicking on use patterns button or when system redirects them after some wrong attempts?
user3066829
- 157
- 1
- 1
- 12
0
votes
1 answer
Android camera permissions reduce availability on Playstore
I have an flutter app in playstore but rigth now i'm trying to update with new features, but some camera permissions/features are reducing the app availability
The current devices admited are 17.706 and with my new update are just
12.672, and the…
Jonathan Ixcayau
- 567
- 3
- 14
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0 answers
How to customize the fingerprint prompt bottom dialog working on Android emulator in react-native-biometrics
developers,
I am working on a react native project that requires faceid login functionality.
Thanks to the libs and sample codes in the github repo, I implemented on my app very easily.
However, it displays the default bottom dialog when requiring…
lucky brand
- 29
- 5
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votes
0 answers
Could not able to add biometric dependency in build.gradle file . Facing below error
Could not find method implementation() for arguments [androidx.biometric:biometric:1.0.1] on object of type org.gradle.api.internal.artifacts.dsl.dependencies.DefaultDependencyHandler.
Note : Not using AndroidStudio to compile the apk . Using Make…
