From charlesreid1

What Is It

What Do You Need

You need to know some Linux.

Pico CTF Learn:

Notes for running CTF events:

Who Does It

You can find capture the flag competitions for all ranges, from experts to novices. For example, here is a capture the flag for high school students:

Middle and high school students CTF:

and a web-based capture the flag:

Christmas story hack:

More story hacks:


VulnHub (lots of pentesting virtual boxes):

Old software:

Fun Links


Elevation of Privilege card game:

Smart Shoes ctf story: