[Juniors CTF] Unbridled Joy Only!

Writeup by ipu

In that challenge we only got a 7z file called en.7z that contained 900 images. We quickly noticed that the images connected to each other, for example images 186-188 had the same head in them so we needed to connect the images but how can we know the size of a row? There were many blocks of 4 gray images that were the border (the first row was all gray too) so we can see that each row had 30 images, now we only need to connect them. [Read More]