Forensics – 1. Picasso Author: 5ynax and Valrkey Worth: $150 Description: The challenge involved a GIF that we needed to extract a message from. So, for this challenge, we had two ways that we solved it at almost the same time. We have the long (5ynax) way and we have the fast (valrkey) way. The Long Way In the long way, I decided to extract each frame of the automated GIF and then import them into GIMP to layer them on top of one another. I used an online tool to get all of the frames, there was a lot of them, I used https://ezgif.com/split. After I got the frames split up, I downloaded them and moved them to my box with GIMP ready for analysis. I later learned that I could have just imported the GIF into GIMP directly using the open as layers routine, but that's neither here nor there. For each layer there is an Alpha Channel. In GIMP under the colors menu, you can select the Color to Alpha Routine to get this box: This allows you to choose a color an