V2EX httponly

HttpOnly

释义 Definition

HttpOnly(通常写作 HttpOnly)是浏览器 Cookie 的一个属性/标记,表示该 Cookie 不能被 Javascript(如 document.cookie)读取,从而降低遭受 跨站脚本攻击(XSS) 时 Cookie(尤其是会话标识)被窃取的风险。(它不等同于加密;主要是“禁止脚本访问”。)

发音 Pronunciation (IPA)

/et ti ti pi onli/

例句 Examples

Set the session cookie as HttpOnly to reduce XSS risk.
把会话 Cookie 设置为 HttpOnly,以降低 XSS 风险。

Even if an attacker injects a script, an HttpOnly cookie is not accessible through document.cookie, though it can still be sent with requests to the server.
即使攻击者注入了脚本,带有 HttpOnly 的 Cookie 也无法通过 document.cookie 读取,但仍会随请求自动发送到服务器。

词源 Etymology

HTTP(超文本传输协议)+ only(仅,仅限)组合而成,字面意思是“仅限 HTTP 通道使用/访问”。在 Web 安全语境中,它特指“仅允许通过 HTTP(S) 请求携带,不允许脚本读取”这一 Cookie 标记。

相关词 Related Words

文献与作品 Literary Works

  • **RFC 6265: HTTP State Management Mechanism**(Cookie 标准文档,讨论 Cookie 属性与行为)
  • OWASP 安全文档(如与 Session 管理、XSS 防护相关的指南中常提到 HttpOnly)
  • _The Web Application Hacker’s Handbook_(Web 应用安全经典书籍,常在会话与 XSS 章节涉及 HttpOnly 的防护意义)
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