https://astr.cc/ https://astr.cc/blog/ https://astr.cc/blog/angstromctf-2023-writeup-2/ 2023-04-30 https://astr.cc/blog/angstromctf-2023-writeup/ 2023-04-28 https://astr.cc/blog/fe-ctf-2019-writeup/ 2020-01-21 https://astr.cc/blog/nc3-ctf-2019-writeup/ 2019-12-26 https://astr.cc/blog/tamuctf-2023-writeup/ 2023-04-30 https://astr.cc/blog/what-is-libffi-anyway/ 2024-04-13 https://astr.cc/projects/ https://astr.cc/tags/ https://astr.cc/tags/c/ https://astr.cc/tags/ctf/ https://astr.cc/tags/deep-dive/ https://astr.cc/tags/libffi/ https://astr.cc/tags/python/ https://astr.cc/tags/reversing/ https://astr.cc/tags/writeup/