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I am developing an Android App for internal use to send test requests to our server. The Authentifi… Read more Store Client Certificate And Key (.pem) In Android Securely

I am just trying to clear the app data and getting below error java.lang.SecurityException: Neither… Read more How To Grant System Permission

Dears, I need help to understand why decryptString doesn't work and throw 'java.security.I… Read more Android Encryption Rsa Invalidkeyexception

I want to offer some functions of my webapp to be used in other apps (I'm thinking mainly about… Read more How Can I Design A Secure Api/authentication For Mobile Apps To Access A Service?

I have a great idea for a biometric security app and some secure transactions, but i have no idea h… Read more Android Biometric Security Api

So I have an issue. I have a server, lets call it (testserver.net). Right now, to change the databa… Read more Protecting Sql Server For Private Usage

I have implemented a test app with Android's In-App Billing. I have filled in my Public Key in … Read more Android In-app Billing : Security.java Says "signature Verification Failed"

I was wondering, is there any difference, if I init AES cipher, with and without IvParameterSpec? W… Read more Is There Any Difference, If I Init Aes Cipher, With And Without Ivparameterspec