コンテスト終了間際にチームが追い込みをかけていたので、適当に残ってたREV問にチャレンジしたら解けた。 雑すぎる解き方で作問者に申し訳ない。 Question This is what happens when you let a manager create challenges for INS'hAck. If you don't have…

Question This is a message to all ATchap employees. Our new communication software is now in a beta mode. To register, just enter you email address, you'll receive shortly the activation code. https://atchap.ctf.insecurity-insa.fr Solution…