Reverse Engineering

Where-no-man-has-GOne-before!
Bowser-Junior
Bowser-Senior
DoSaTTaCK

Cryptography

Time-to-say-goodbye
Aphasia
Secret-Service

Web Application

IIS-on-Steroids
Break-the-ReCaptcha
Pacman
somestufflsimportant
Translation-As-A-Service
Break-the-Recaptcha-Nightmare

Blockchain

The-Lost-Contract
El-Profesor

Forensics

The-Lost-Award

Networking

You-shell-not-pass!

OSINT

Redis-in-the-wild