1. SinaDeveloper

    Android Question Keystore expiration built with B4A

    Hello If I make a keystore inside B4A today, how long will it be valid? As you know, in B4A, it is not possible to enter the expiration time for the key store, so what will this time be by default? I build some of my apps with B4A, some with Flutter, and some with Kotlin in Android Studio. I...
  2. S

    Android Question Build error due to alias in keystore?

    Hello, I got this error while building aab: jarsigner: Certificate chain not found for: b4a. b4a must reference a valid KeyStore key entry containing a private key and corresponding public key certificate chain. I suspect the fault is because my keystore uses not the b4a alias. I created...
  3. B

    Android Question Key Store Review

    Hi I want to get the signature of the program and compare it with my Key Store to make sure that the program installed on the user's phone is the original version and has not been decompiled once, and I want to see if someone has decompiled the program (the program signature is broken) Prohibit...
  4. mcqueccu

    Android Question Do we need to create New keystore for google app signing (app bundle)

    I have one Keystore file created with the IDE since 2016 which I used for all my applications. In preparation to optin in to google app signing and to test the app bundle for NEW APP, I tried some things but it giving me error and headache. 1. The Problem Using pepk.jar with my existing...
  5. Klaas

    Android Question Saving RSA Generated Key Into KeyStore

    Hello, I'm Kinda New To B4a and for sure using Keystore. (never used before) I'm having a problem where I'm trying to save the new generated pair of RSA, 2048 keys into the KeyStore of where I believe that used to keep the private key safe, and constant where the public key can be saved on a...
  6. Mrphone

    Android Question Blocked by Play Protect

    hi guys :) When installing the program, I get the error "Blocked by Play Protect" which is from Google Play ... I know this error is related to the signing key, but I use my signing key. Previously, everything was fine until I deleted my key signing key and then every key I made would get an...
  7. I

    Android Question Using keystore for storing sensitive data

    Hi There I would like to use the android keystore for storing sensitive data. I found the thread below, but I was unable to figure out how to use it to store & retrieve data. How...
  8. Multiverse app

    Android Question SHA1 conflict GCP and Firebase

    So I need Firebase Auth in my project, therefore I added my SHA1 in Firebase. Now I need to add Google's Translation API Which needs OAUTH. As seen in Erel's Tutorial, we need to generate a client ID for this. GCP needs SHA1 key too: The problem is, I cannot use the same SHA1 key for...
  9. Chianca

    Android Question Custom Debug Keystore

    Hello, I'm trying to debug my application into a Smart POS, based on Android 5.1, but it only accepts APK install with the .JKS key provided. When i connect to the B4a Bridge and run in debug mode, the App fails to install cause the Key used to sign, is the native debug keystore from B4A. Is...
  10. Scotter

    Android Question Key not secure?

    I used B4A's keystore system and it works for both Amazon and Google Play store. BUT Google gives me this message: Help?
  11. Kevin

    Wish Store last-used PSK with project metadata

    Would it be possible to store the last-used PSK (Private Sign Key) with the project metadata? I ran into an issue where I inadvertently used the debug key because (as best I can guess) I failed to set the PSK after a new installation of B4A. Just a reference to the last one used for compiling...
  12. MarkusR

    Android Question Problem with app sign .keystore

    i got message ( its with java jdk-9.0.1 & jdk-9.0.4
  13. Alexander Stolte

    B4J Question SSL no valid keystore

    Hello, i follow these steps. Erel was linking to a page to create a keystore file, i follow these steps and have create an keystore. Now if i call this function: Private Sub ConfigureSSL (SslPort As Int) 'example of SSL connector configuration Dim ssl As SslConfiguration...