Text: This is a compiled Java class file. It looks like it will accept a password, but only one. Can you find the password and control the planet?
Download the class file here or look on the shell machine in /problems/hotcoffee/
Solution: In this challenge we get a Java class file. We can open this class file in a Java decompiler and read the code. When we do this we see the following
This is our flag.
For other challenge write-ups from this CTF see the overview.