Posts from 2025
(29 posts)
Heap Exploitation: Getting started
You will see the world is so big when you learn heap.
![[OFFICAL WRITE UP] - BlitzCTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[OFFICAL WRITE UP] - BlitzCTF 2025
Offical write up for pwn challenge from BlitzCTF 2025
![[WRITE UP] - GPN CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - GPN CTF 2025
Yet another CTF write up
![[WRITE UP] - Malta CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - Malta CTF 2025
Yet another CTF write up
![[WRITE UP] - SmileyCTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - SmileyCTF 2025
Yet another CTF write up
![[WRITE UP] - N0PSctf 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - N0PSctf 2025
Yet another CTF wrtite up
![[WRITE UP] - BYU CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - BYU CTF 2025
Yet another CTF wrtite up
![[WRITE UP] - NahamCon CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - NahamCon CTF 2025
Yet another CTF wrtite up
![[PWNABLE.TW] - re-alloc](/assets/cover_photo_wargame_imresizer.c0uKbPX6.png)
[PWNABLE.TW] - re-alloc
Re-alloc the world!
![[PWNABLE.TW] - unexploitable](/assets/cover_photo_wargame_imresizer.c0uKbPX6.png)
[PWNABLE.TW] - unexploitable
Nothing is unexploitable, even if it seems so...
![[PWNABLE.TW] - tcache tear](/assets/cover_photo_wargame_imresizer.c0uKbPX6.png)
[PWNABLE.TW] - tcache tear
tcachebin >> fastbin
![[PWNABLE.TW] - hacknote](/assets/cover_photo_wargame_imresizer.c0uKbPX6.png)
[PWNABLE.TW] - hacknote
Is this note safe?
![[PWNABLE.TW] - 3x17](/assets/cover_photo_wargame_imresizer.c0uKbPX6.png)
[PWNABLE.TW] - 3x17
Old school pwnable challenge
![[WRITE UP] - UMD CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - UMD CTF 2025
Yet another CTF, another writeup!
![[WRITE UP] - DawgCTF 2025 - Clobber](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - DawgCTF 2025 - Clobber
Pure Stack Pivot Challenge
![[PWNABLE.TW] - Start](/assets/cover_photo_wargame_imresizer.c0uKbPX6.png)
[PWNABLE.TW] - Start
Just the beginning.
![[PWNABLE.TW] - calc](/assets/cover_photo_wargame_imresizer.c0uKbPX6.png)
[PWNABLE.TW] - calc
Tough challenge for anyone not confident in reversing—needed.
![[PWNABLE.TW] - orw](/assets/cover_photo_wargame_imresizer.c0uKbPX6.png)
[PWNABLE.TW] - orw
Yet another ORW shellcode challenge.
![[WRITE UP] - ASCIS Final 2024](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - ASCIS Final 2024
Yet another CTF, another writeup!
![[WRITE UP] - EHCTF](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - EHCTF
Yet another CTF, another writeup!
![[WRITE UP] - Cyber Apocalypse CTF 2025: Tales from Eldoria](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - Cyber Apocalypse CTF 2025: Tales from Eldoria
Yet another CTF, another writeup!
![[WRITE UP] - LA CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - LA CTF 2025
Yet another CTF, another writeup!
![[WRITE UP] - Pico CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - Pico CTF 2025
Write-ups for the challenges over 200 points that I solved in this year’s PicoCTF.
![[WRITE UP] - TRX CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - TRX CTF 2025
Yet another CTF, another writeup!
![[WRITE UP] - UTCTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - UTCTF 2025
Yet another CTF, another writeup!
![[WRITE UP] - TAMUctf 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - TAMUctf 2025
Write up for some pwn challenge I solved in TAMUctf 2025
![[WRITE UP] - squ1rrel CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - squ1rrel CTF 2025
Yet another CTF, another writeup!
![[WRITE UP] - VSL Internal CTF 2025](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - VSL Internal CTF 2025
Yet another CTF, another writeup!
![[WRITE UP] - devnull-as-a-service](/assets/cover_photo_wup_imresizer.Cs_tM9h3.png)
[WRITE UP] - devnull-as-a-service
Yet another CTF, another writeup!