dCTF 2021: Behind The Scenes
Solving a dCTF image challenge by using Depix and carefully cropping pixelated text.
dCTF 2021: Company Leak
Using ZIP internals and bkcrack to approach a nested encrypted archive challenge.
dCTF 2021: Discord PingPong
Investigating a Go Discord bot binary and recovering the path to the challenge flag.
dCTF 2021: Injection
Finding a Flask/Jinja SSTI, reading source files, and decoding the final password.
dCTF 2021: Leak Spin and DevOps vs SecOps
Finding two dCTF flags through GitHub pages, branches, and GitHub Actions artifacts.
dCTF 2021: Simple Web
Solving a simple web challenge by changing an authorization parameter in the request.
dCTF 2021: Strong Password
Cracking a ZIP password with John the Ripper and learning from a command-line nuance.
dCTF 2021: This one is really basic
Solving a recursive base64 challenge with a small decoding script.
dCTF 2021: Very Secure Website
Solving a PHP loose comparison challenge with a magic hash.