idekCTF 2022 Writeup
idek2022 has provided several challenges with good quality. The sprintf challenge is a "wired" format string challenge in which I have summarized 3 different impressive approaches. Check them out!
Read moreRealWorld CTF 2023 Writeup
Another writeup for the ReadWorld 2023 CTF. Here are the baby-level and normal-level challenges, but they are actually not easy at all.
Read moreUnderstanding the Heap - a beautiful mess
In this blog, I am going to explain the important concepts of Heap and use the ptmalloc in the Glibc 2.31 library as an example. The heap is a beautiful mess :)
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