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View Code? Open in Web Editor NEWGrab bag 200 challenge from the July 2013 MITRE CTF
License: Apache License 2.0
Grab bag 200 challenge from the July 2013 MITRE CTF
License: Apache License 2.0
Name: Ringputer Description: You find Dilbert's ring computer. Now, all you have to do is figure out how to read the darn thing. How to Solve: First, break out the GIF into frames. Then, set up a grid which only highlights the character in the central image. Next, use either a histogramming method to identify the difference between a whole zero, one or part of either to parse for numbers, or run the well-defined numbers through an OCR. Once the numbers are extracted, convert them into characters (via 8-bit ASCII) to get the flag. What to disttribute: dist/challenge.gif - The animated gif which loops through 1's and 0's dist/ring_computer.gif - The Dilbert strip which this challenge is styled after Flag: MCA-DEC0D312
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