23 Nov

PicoCTF 2013 – Hotcoffee

Points: 85

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.

Flag: n0th1ng_1s_saf3

For other challenge write-ups from this CTF see the overview.

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