Over three hundred challenges available to learn hacking

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App - Script

22 challenges

Exploit environment weaknesses, configuration mistakes and vulnerability patterns in shell scripting and system (...)

App - System

75 challenges

These challenges will help you understand applicative vulnerabilities.


36 challenges

Reverse binaries and crack executables.


50 challenges

Break encryption algorithms


25 challenges

Train digital investigation skills by analyzing memory dumps, log files, network captures...


18 challenges

Networks challenges where you have to deal with captured traffic, network services, packet analysis, (...)


17 challenges

Automate tasks and build shellcodes.


33 challenges

Realistic challenges.


20 challenges

Whereas cryptography concern the art of secret, steganography is the art of hidding: the object of steganography is to (...)

Web - Client

20 challenges

At first you will be faced with problems that will require little to no knowledge of web scripting language. Pretty soon (...)

Web - Server

64 challenges

Discover the mechanisms, protocols and technologies used on the Internet and learn to abuse it!