_                _    _                   _          __  __ 
| |              | |  (_)                 | |        / _|/ _|
| |__   __ _  ___| | ___ _ __   __ _   ___| |_ _   _| |_| |_ 
| '_ \ / _` |/ __| |/ / | '_ \ / _` | / __| __| | | |  _|  _|
| | | | (_| | (__|   <| | | | | (_| | \__ \ |_| |_| | | | |  
|_| |_|\__,_|\___|_|\_\_|_| |_|\__, | |___/\__|\__,_|_| |_|  
                                __/ |                        
                               |___/                         
##############################################################

	

websites where you can play challanges that test you in various hacking topics such as cryptography, steganography, and programming

stuff you can download offine and play

some operating systems with handy tools to help solve various challenges

github links

Courses

other stuff