InsecureBankv2 is a vulnerable Android application designed for educational purposes in mobile security testing and research. The application contains intentionally implemented security vulnerabilities that allow security professionals, developers, and students to practice identifying and exploiting common Android security flaws. The tool includes a Python2-based back-end server component that supports the mobile application's functionality and provides additional attack vectors for testing. Key vulnerability categories covered include: - Flawed broadcast receivers that can be exploited for unauthorized access - Weak authorization mechanisms that bypass proper access controls - Insecure storage implementations that expose sensitive data - Various other Android-specific security weaknesses The application serves as a hands-on learning platform for understanding mobile application security testing methodologies and common vulnerability patterns found in Android applications.