The Adobe Certified Expert (ACE) certification is the industry-recognized validation of one's proficiency in Adobe InDesign CC. This certification requires in-depth knowledge of identifying design elements, preparing and creating page layouts, publishing, exporting, and archiving page layouts using Adobe InDesign CC, as well an understanding of Adobe Photoshop, Adobe Illustrator, and Adobe Acrobat Professional. This badge is no longer actively being issued, but it is still a valid certification.