HTML 转义与清理:后端与前端的职责划分?
“Should I sanitize user input on the backend, or just escape it in the frontend?” It’s a deceptively simple question — but one that often separates secure, maintainable apps from brittle,...
处理用户输入时,后端应清理,前端应转义。纯文本无需清理,可信富文本需后端清理,不可信HTML需原样存储但前端转义。遵循“早清理,晚转义”原则,以确保安全性和可维护性。
