We (@hpAndro and @_RaviRamesh) spend a lot of time attacking android app hacking, breaking encryption, finding bussiness logic flaws, penetration testing, and looking for sensitive data stored insecurely.

We try harder to build vulnerable application for you..
Give us more time to build this vulnerable function for you ...
Mean while you can read security guidelines through following links..

• 🍥 Platform Overview 🍪 Android Basic Security Testing 🍫 Data Storage on Android 🍩 Android Cryptographic APIs 🍨 Local Authentication on Android 🍧 Android Network APIs 🍰 Android Platform APIs 🍷 Code Quality and Build Settings 🎂 Tampering and Reverse Engineering 🍭 Android Anti-Reversing Defenses
• Find all challenges at https://ctf.hpandro.raviramesh.info