Advanced shellcoding stuff about ROP hardening

[Nicceboy]

https://quitesimple.org/page/fun-gentoo-shuffle-rop-gadgets

About memory allocation in general:

• https://samwho.dev/memory-allocation/
• Compiler security (and memory) https://llsoftsec.github.io/llsoftsecbook/
• Cool heap allocation https://github.com/shadyfennec/stupidalloc