River

Intercepting & monitoring Windows API calls to find a flag in a hidden buffer

Bypassing sleep functions using Frida

Reversing decompiled C++ code to extract a flag by tracing string manipulation logic

Bypassing an infinite debugger-killing loop by NOP'ing an unconditional jump

Further bypassing anti-debugging checks by editing register values

Bypassing simple anti-debugging techniques in a Windows executable through dynamic analysis

A simple python challenge

Learning Ghidra basics

Analyzing bytecode to reverse engineer an XOR key

Reverse engineering a simple linux executable