Knowledge base
Mobile security notes on Android and iOS testing, app analysis, traffic interception, root detection, and defensive security practices. Browse the newest Mobile Security articles below or switch tags from the filters.
Android · Jun 6, 2026
A practical Android security lab article showing how Frida can hook Java methods at runtime, bypass simple root detection, and deliberately crash a test app for learning purposes.
Android · Jun 4, 2026
A practical guide to Android-focused reverse engineering and mobile security tools from my GitHub star lists: static analysis, dynamic analysis, APK patching, traffic inspection, Frida workflows, emulators, and vulnerable labs.
Android · Jun 4, 2026
A simple practical explanation of SELinux in Android: mandatory access control, domains, contexts, app sandboxing, enforcing mode, audit logs, and what it means for QA and Android security research.
Linux · Jun 4, 2026
A practical explanation of how SELinux policy works on regular Linux distributions compared to Android phones, why Android uses SELinux differently, and what it means for QA, AppSec, reverse engineering, and system debugging.
Android · Jun 3, 2026
A practical Android guide explaining how adb shell helps with app testing, debugging, emulator control, logs, packages, permissions, network checks, screenshots, file access, and mobile security research.
Android · Jun 3, 2026
A practical Android security guide explaining system CAs, user-installed certificates, Network Security Config, TLS trust, certificate pinning, and what this means for mobile app testing.
Android · May 28, 2026
A practical Android privacy guide: remove unnecessary apps, reduce background tracking, control permissions, and make your phone faster, cleaner, and less annoying.
iPhone · May 28, 2026
A practical look at how iPhone jailbreak started, why it mattered, why it became harder, and what the decline of jailbreak says about modern phones.
Android · May 27, 2026
How I simplified the repetitive Android APK workflow by building PulseAPK, a cross-platform helper tool for decompiling, inspecting, rebuilding, and signing APK files.
Android · May 25, 2026
A practical Android reverse-engineering guide based on static APK patching: finding root checks, modifying smali code, rebuilding the APK, and verifying the result in a lab environment.
Android · May 24, 2026
A practical Android reverse-engineering playlist covering APKTool, Jadx, Frida, smali patching, traffic interception, emulator workflows, and Android internals.
Android · Mar 27, 2026
A short practical article about what reverse engineering Android apps reveals: hardcoded secrets, weak storage, risky logging, network mistakes, and why Android security is not only about permissions.