the cr0wn

The UK’s Top Competitive Cyber Security Team

RACTF 2020

This weekend, cr0wn competed in Really Awesome CTF, hosted by our fellow British CTF enthusiasts. Ultimately we took first place:

RACTF leaderboard

Classical Cipher

Video walkthrough of challenges 01-06, showing how to use cipher statistics, index of coincidence and CryptoCrack to identify and solve classical ciphers: