All Posts (103)

Writeup for all beginner challenges.

These tasks come from the challenge platform ctflearn.com and are marked as hard. They are part of the Binary category and involve exploiting vulnerable binaries.

My solution for deadface hack the night series web challenges.

My solution for deadface web/headers game challenge.

These tasks originate from the PWN challenge at WHY2025 CTF

These tasks originate from the i95 challenge at SunshineCTF

These tasks originate from the Pegasus challenge at SunshineCTF

Write-up for selected PWN tasks from the inaugural K17 CTF, focusing on the Singular hole challenge.

A clever emoji-to-mosaic pipeline concealed a noisy QR that ultimately yielded to manual restoration and a satisfying reveal.

Reverse a Flutter Android app, derive a valid coupon via AES-128-ECB and XOR, and extract the flag.

Hook the Kotlin/JNI bridge with Frida to recover the secret access code at runtime and unlock the app.

Reversing a game made in Unity Engine from LITCTF 2025