I was trying to update a release on Google Play. Upon uploading my signed APK, I received this error message in the Google Play Console: You uploaded an APK that is not signed with the upload ce...

I'm trying to create an App link but the App links assistant keeps throwing the below error in Step 3 (Associate website) while generating the assetlinks.json. An error occurred while trying to ge...

I know I may use keytool -delete -alias alias -keystore .keystore to remove some certificates from certificate storages. But I've got 109 certificates stored in cacerts: keytool -list result H...

I am trying to generate a signed APK by using the built-in widget in Android Studio v1.4. However, I got this annoying error Error:Execution failed for task ':app:packageRelease'. Failed to r...

Since Android 4.3, Android has its own keystore where I can store keys and use them later for encryption/decryption. It is said here and here that each key can only be retrieved by its owner and n...

After reading over tons of articles and stackoverflow posts, I can't find a concrete reason to use EncryptedSharedPreferences or EncryptedFile compared to using their non-encrypted counter-parts. T...

I have generated an app bundle and published it in the play store successfully. Now I am trying to generate a signed apk(to test in device) and I am getting Password verification failed. I googled ...

I am trying to update an existing Android app, but while generating a Signed APK the following error message appears: Algorithm HmacPBESHA256 not available I have searched the internet for a soluti...

I have 11 flavors for an app and one Keystore for an app. I hoped to use one keystore to sign multiple product flavors like below. signingConfigs { release { storeFile file("Users/avalon/ret...

I have developed a nice Android application with PhoneGap build. But now I am unable to upload it to google playstore for signing issue. After playing with Google, I got a way to sign it using ...

When creating a keystore file using Java's keytool program, it asks a series of questions about the identity to be associated with the keystore. These include some that I wonder if they are require...

I am trying to release my app, but having a problem with google maps. The app contains an activity (MapActivity) that displays a map. When running in debug mode, the map works fine. I signed my app...

I implemented universal linking for my Android app. Everything works fine so far. I click on a universal link and will be immediately redirected to the app. However, I have always used debug for th...

I am getting an issue where android studio is saying Installation failed since the device has an application with the same package but a different signature. . . .. This is correct, as I recen...

In my Android project, I want to store an API key in a secured manner. That key is generated from outside the app and need to be stored somehow in the app before building the app. I've seen some ex...

I applied the exact steps as mentioned in the google developer doc to create an example google map project and everything went fine on the emulator, but when I generated the project apk file and la...

This happens in Android Studio Beta. Used to work in the other builds as I recall. Now, I either have to generate a new key every time I generate the apk or manually enter my password due to this e...

I just recently found out the importance of backing up the keystore file in Android Studio. I have two apps published using this computer. Both times I simply used "Generate APK" in Android Studio ...

My app is working pretty well on all the Android OS except Android 10. I am using the Motorola One Power device which got updated with Android 10. We are using Android Keystore to encrypt databases...

I'm working on an app that needs to be quite secure, so we want to use the Android Keystore to help make certain things, like accessTokens to the backend, safer and more secure. I've tried impleme...

I am new to Android development; when I have been trying to sign the application I have got the following error. Can anyone help me on this issue? keytool error :java.io.IoException:Incorrect AVA ...

I am working on a system app where I am storing some sensitive data in EncryptedSharedPreference. I realise that my app is not working as expected if I do clear data of android Settings app. That i...

I am trying Android Facebook integration for an app. I am new to this. I have got the Facebook SDK & I am trying to run a few samples from there. When I run the samples I get this error " (# 4...

I'm trying to implement android Fingerprint into a sample application. The used cipher is not recogniced as valid - but I dont know why, since based on the android docs, it should be supported. Th...

Following this blog, I'm using this code to create and store a KeyPair in Android KeyStore: Context ctx = getApplicationContext(); Calendar notBefore = Calendar.getInstance(); Calendar notAfter = ...