Plaid CTF 2012 – 3D

The robots appear to be testing some kind of new camera technology but we haven”e;t quite figured it out yet. Understanding this imaging could be crucial to our understanding the enemy and winning the war.

Analyzing this file it looked like a JPS file. Opening it with a normal image viewer it showed a computer screen with gedit opened with the key in it, however there was something hanging in front of the screen which made it unable to view the key.
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MozillaCTF 2012 – Spark: Message in a Bottle (200)


A strangely formatted message has been given to us in a bottle. We know the person who sent the message likes to use cutting edge 3d debugging tools.

When we follow the bottle link, we end up on a page with a lot of 1’s on it. Nicely formatted in a 5×5 pattern. When we look at the source, we see a bunch of javascript:

<script type="text/javascript">
var s="=iunm? [ ... massive amounts of text cut away for this writeup ... ] =0iunm?";
m=""; for (i=0; i<s.length; i++) m+=String.fromCharCode(s.charCodeAt(i)-1); document.write(m);
You must enable JavaScript to see this text.

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