It is an event in which several Madrid technological communities participate, with a diverse theme in terms of cutting-edge technologies: hacking, cybersecurity, blockchain, programming, quantum programming, free software and renewable energy. Presentations, workshops, CTF (Capture The Flag), hack-a-thons, Linux install fest and unconference will take place. Yago Hansen presented his new book “The Hacker’s Hardware Toolkit”, showing also some PoC of hacking tools.