RE & Pwn Defeating ASLR, NX, and Stack Canaries: A Practical Exploitation Primer
How modern memory-protection layers (ASLR, NX, canaries) work and how attackers chain leaks, ret2libc, and brute force to bypass them.
pwn
RE & Pwn 
RE & Pwn Return-Oriented Programming (ROP) Fundamentals: From Gadgets to ret2syscall
A practical introduction to ROP: gadgets, ROPgadget, ret2libc, ret2syscall, stack pivots, and the defenses that stop them.
RE & Pwn Format String Vulnerabilities Explained: From %p Leaks to Arbitrary Write
A practical walkthrough of format string bugs: leaking memory with %p, writing with %n, and pivoting to GOT overwrite.
RE & Pwn Heap Exploitation: Use-After-Free and tcache Poisoning in glibc
A practical walkthrough of UAF and tcache poisoning in glibc malloc, with PoC, gdb commands, and blue-team defenses.