Image-Processing on Adamino CTF Writeupshttps://ctf.adamino.dk/tags/image-processing/Recent content in Image-Processing on Adamino CTF WriteupsHugoenAdamino 2023Sun, 23 Aug 2026 15:30:00 +0100ImageMagickhttps://ctf.adamino.dk/tools/misc/imagemagick/Sun, 23 Aug 2026 15:30:00 +0100https://ctf.adamino.dk/tools/misc/imagemagick/<h1 id="imagemagick-command-line-image-surgery">ImageMagick: Command-Line Image Surgery<a href="#imagemagick-command-line-image-surgery" class="anchor" aria-hidden="true"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"> <path d="M15 7h3a5 5 0 0 1 5 5 5 5 0 0 1-5 5h-3m-6 0H6a5 5 0 0 1-5-5 5 5 0 0 1 5-5h3"></path> <line x1="8" y1="12" x2="16" y2="12"></line> </svg></a></h1> <p><a href="https://imagemagick.org/">ImageMagick</a> is a scriptable image-manipulation toolkit — think Photoshop operations you can run from the terminal and loop over. In CTFs it earns its keep for the unglamorous but constant tasks: stitching image fragments back together, cropping a region out of a larger picture, converting formats, and flattening layers. No GUI, no clicking, fully reproducible.</p>