PicoCTF
is a beginner-friendly Capture The Flag (CTF) competition designed to teach cybersecurity concepts through hands-on challenges. It is hosted annually and is open to participants of all skill levels, making it an excellent platform for learning and practicing cybersecurity skills.
Challenges
Bitlocker 1
picoCTF Writeup for the Bitlocker 1 challenge involving Bitlocker-encrypted Windows images.
Bitlocker 2
picoCTF Writeup for the Bitlocker 2 challenge involving Bitlocker-encrypted Windows images.
Event Viewing
A detailed picoCTF Event Viewing write-up analyzing Windows Event Logs to uncover hidden flags, with step-by-step investigation and tooling.
Ph4nt0m 1ntrud3r
Description Author: Prince Niyonshuti N. A digital ghost has breached my defenses, and my sensitive data has been stolen! 😱💻 Your mission is to …
RED
Description Author: Shuailin Pan (LeConjuror) Description RED, RED, RED, RED Download the image: …
Disk, disk, sleuth! II
Description All we know is the file with the flag is named down-at-the-bottom.txt… Disk image: dds2-alpine.flag.img.gz …
Enhance!
Description Download this image file and find the flag. Download image file https://artifacts.picoctf.net/c/100/drawing.flag.svg Info This one was …
extensions
Description This is a really weird text file TXT? Can you find the flag? Info Looking at the file, it actually claims to be a PNG. So just change the …
File Types
Description This file was found among some files marked confidential but my pdf reader cannot read it, maybe yours can. You can download the file from …
hideme
Description Every file gets a flag. The SOC analyst saw one image been sent back and forth between two people. They decided to investigate and found …
Lookey here
Description Attackers have hidden information in a very large mass of data in the past, maybe they are still doing it. Download the data here. …
Milkslap
Description 🥛http://mercury.picoctf.net:16940/ Info Went to website: http://mercury.picoctf.net:16940/ Right Click and download image / html / css / …
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 …
Operation_Orchid
Description Download this image and find the flag. https://artifacts.picoctf.net/c/216/pico.flag.png Info gunzip disk.img.gz Mounted disk.img to /mnt …
Shark on wire
Description We found this packet capture. Recover the flag. …
SideChannel
Description There’s something fishy about this PIN-code checker, can you figure out the PIN and get the flag? Download the PIN checker program …
Sleughkit Apprentice
Sleughkit Apprentice Description Download this disk image and find the flag. Note: if you are using the webshell, download and extract the disk image …
Sleuthkit Intro
Description Download the disk image and use mmls on it to find the size of the Linux partition. Connect to the remote checker service to check your …
So Meta
Find the flag in this picture.
St3g0
Download this image and find the flag.
Who is it
Someone just sent you an email claiming to be Google's co-founder Larry Page but you suspect a scam. Can you help us identify whose mail server the email actually originated from?
Redaction gone wrong Description Now you DON’T see me. This report has some critical data in it, some of which have been redacted correctly, while …