Hi, I'm Ryan.

Security researcher in Singapore (OSCE, OSCP, CRT). I break mobile apps, hunt bugs, and automate everything else. This site is my notebook.

Recently Flexense SyncBreeze Entreprise 10.3.14 Buffer Overflow (SEH-bypass) post · Jan 31, 2018 Introduction to Dynamic instrumentation in Mobile Security post · Sep 29, 2017 Cracking OWASP MSTG iOS Crackme - The Uncrackable post · Apr 23, 2017 Android Application/Package APK Structure Part 1 post · Jan 22, 2017 Boot Sequence in Android post · Jan 14, 2017 The Mystical Android Sandbox and IPC (Inter-process communication) post · Jan 9, 2017