Write-up | picoCTF 2022 | Operation Oni Description Download this disk image, find the key and log into the remote machine. Note: if you are using the webshell, download and extract the disk ima...

Write-up | picoCTF | Flag in Flame Description The SOC team discovered a suspiciously large log file after a recent breach. When they opened it, they found an enormous block of encoded text inst...

Write-up | 0xFun CTF 2026 | UART Description A strange transmission has been recorded. Something valuable lies within. The link to the challenge’s artifact(s) is here. Hash: 1be9fd338069ec3e6...

Write-up | picoCTF 2025 | RED Description RED, RED, RED, RED Challenge file(s)/Infrastructure(s) File(s): Attached Files. Initial steps We are provided a .png file. The first...

Write-up | lactf2026/misc/grammar Description Inspired by CS 131 Programming Languages, I decided to make a context-free grammar in EBNF for my flag! But it looks like some squirrels have eaten...

Write-up | picoCTF | Operation Orchid The link to the challenge is here Description Download this disk image and find the flag. Walkthrough We also get a .img file like the previous challen...

Write-up | BlueTeamLabs | Memory Analysis - Ransomware The link to the challenge is here Description Download this disk image and find the flag. Initial look We are provided a .img file, wh...

Write-up | BlueTeamLabs | Memory Analysis - Ransomware The link to the challenge is here Description The Account Executive called the SOC earlier and sounds very frustrated and angry. He stated ...

Write-up | picoCTF | File Types The link to the challenge is here Description This file was found among some files marked confidential but my pdf reader cannot read it, maybe yours can. You can ...

Write-up | picoCTF | PcapPoisoning The link to the challenge is here Description How about some hide and seek heh? Download this file and find the flag. Intial Analysis I got a file named tr...