The Imitation Game Cryptography Competition
maths.manchester.ac.uk
maths.manchester.ac.uk
https://gist.github.com/michielappelman/90cd7267781e8e67511d
Happy puzzling!
Don't brute force it. It's breakable by thought alone using an Enigma emulator. All you need is a Herivel Tip.
Did you break part 2? Part 1 is trivial.