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This set of challenges will help users learn how to perform steganography techniques. This specific challenge category is based on an Ubuntu Linux docker image.

To access this challenge you have to SSH into the container. You can do this with Terminal, Command Prompt, Powershell, or even Secure Shell Extension for Google Chrome.

The flags/passwords you get from each challenge is the SSH password for the next challenge. You may store these flags for later to enter into the scoreboard if you would like.

To find out how to use a command use the manual like so, man *command* and *command* --help The host to SSH into is, on port 32770. The username is user0 and the password is password.

Your command may look like:
ssh -p 32770