https://tengma137.github.io/tags/web-app/ Recent content in Web App on Welcome Hugo en Mon, 18 May 2026 00:00:00 +0000 https://tengma137.github.io/posts/2026-5-18-auth/ Mon, 18 May 2026 00:00:00 +0000 https://tengma137.github.io/posts/2026-5-18-auth/ <p>Authentication answers <strong>who is calling</strong>. Encryption answers <strong>who can read or modify the traffic</strong>. Authorization answers <strong>what the caller is allowed to do</strong>.</p> <blockquote> <p>Note: HTML comments such as <code>&lt;!-- JSON Web Token --&gt;</code> are source-level full-name annotations. They stay unobtrusive in rendered Markdown while making the first prose appearance of each abbreviation explicit. Code blocks and diagrams are usually expanded in nearby text instead of placing hidden comments inside code fences.</p>