https://tech.ldas.jp/en/tags/access-control/Recent content in Access-Control on Digital Archive Systems Tech BlogHugoenMon, 27 Apr 2026 22:00:00 +0900https://tech.ldas.jp/en/posts/access-controlled-iiif-archive-cloudflare-cantaloupe/Mon, 27 Apr 2026 22:00:00 +0900https://tech.ldas.jp/en/posts/access-controlled-iiif-archive-cloudflare-cantaloupe/<blockquote> <p>This article is co-authored with a generative AI. Facts have been cross-checked against official documentation where possible, but errors may remain. Please verify against primary sources before making any important decisions.</p></blockquote> <h2 id="background-we-need-to-deliver-iiif-for-images-we-cannot-publish-openly">Background: &ldquo;We need to deliver IIIF for images we cannot publish openly&rdquo;</h2> <p>Digital archives of historical materials almost always include a non-trivial slice of images that <strong>cannot be released to the general public</strong> — for reasons of copyright, personality rights, contracts with the holding institution, or ethical considerations. At the same time, internal use cases such as</p>