I am a cybersecurity teacher, trainer and awareness-raiser. I provide training on ethical computer hacking. I have 07 years of experience in this field. This training is aimed at anyone who wants to learn about the security of information systems and the operation of computer networks. We will discuss the 05 phases of "Ethical Hacking" ranging from RECOGNITION to ERASING TRACES during a pentesting operation. To follow this training in the best conditions, it is essential to have a PC with the following minimum characteristics: 4 GB RAM, 256 GB hard drive or SSD.