VMWARE WORKSTATION PLAYER: https://www.vmware.com/it/products/workstation-player.html
ORACLE VIRTUALBOX https://www.virtualbox.org/wiki/Downloads
OSBOXES per scaricare l'immagine di Kali Linux https://www.osboxes.org/kali-linux/#kali-linux-20181-vmware
VULNHUB per scaricare i sistemi da attaccare) https://www.vulnhub.com/