Site to check the flags: https://hitctf.000webhostapp.com/Pages/home/
HackIT is a simple CTF(Capture the Flag), for beginners/intermediate, with 6 flags.
CTFs is the best way to learn.
First download the Vmware. Then download the Virtual Machine and import this.
See this video to see how to install.
Login as:
User - newuser
Pass - password
And type: ifconfig.
This project is under GNU v3.0 License.