Yes, it finally happened, I managed to solve my first modern heap exploitation challenge! This challenge - heapshifter - was part of THEM?!CTF 2026. Well, I solved it but way after the CTF ended :D...

After the CTF ended I decided to see if I can solve the Reverse Engineering challenge. It was labelled, and I thought how hard could it be really. I was in for a surprise! This is my first writeup ...

This week I have a very different type of CTF challenge writeup: keyfob. I attended NDIAS Auto/IoT CTF over the last weekend, and ended up solving some keyfob/signals related challenges. These type...

This week I am looking at an online CTF pwn challenge from UMDCTF 2026 - ipv8. It is the first challenge in pwn category with most amount of solves, so this should be an easy challenge. Although it...

DISCLAIMER: Before you start diving into this post, I want to warn you that I haven’t yet solved the challenge. I believe I am very close, but it is not yet solved if this disclaimer is still up! D...

This week, I got a different type of pwn challenge writeup. Again, it is from an online CTF I briefly looked at. This challenge was probably the easiest pwn challenge from Tamuctf 2026. But, there ...

For this week’s pwn challenge, I have decided to continue with an online CTF. Trying to solve a challenge during a CTF is definitely more engaging and entertaining. Unfortunately, I couldn’t make i...

I decided to change things up a bit this week. I have been challenging myself to write one pwn writeup a week for about 7 weeks now. All the previous challenges came from HackTheBox pwn challenges....

This week for my weekly pwn writeup series, I have another medium-level challenge from Hack The Box: https://app.hackthebox.com/challenges/ReplaceMe?tab=play_challenge. Again I will say it - it was...

It is time to challenge myself with a more difficult pwn binary. This week I’m looking at portaloo pwn challenge from hackthebox. It is classified as medium, so there is a very good chance this one...