CryptoCurrency (is) The Flag

Registration / Rules / Challenges / ScoreBoard / Practice

Are you ready to learn hacking cryptocurrencies through realistic examples?

The next CCTF goes live on Hacktivity! Location: MOM Cultural Center, Budapest. Date is 25-26 October 2019 9:00 AM, Budapest time.

Topics of the game: Proof of Authority, Smart Contracts and infrastructure bugs. Register in time to get your start 0.5 ETH in the CCTF network!

Authors: members of HSBP and B9

Contact, feedback, questions: B9 matrix chat or