CSP Header Generator
Build Content-Security-Policy header templates locally.
Interactive controls load with JavaScript. Processing stays in your browser.
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How to use
- 选择严格/CDN/自定义预设，调整 script-src、style-src 等指令。
- 复制 Content-Security-Policy 头或 meta 示例。
- 上线前用浏览器控制台核对；frame-ancestors 等在 meta 中可能无效。
- 本工具不访问、不审计外部 URL。
FAQ
Does CSP Header Generator upload my data?
No. CSP Header Generator runs locally in your browser and does not upload content to www.518882.com or third-party APIs.
Do I need an account?
No. Open and use — no signup, login, or paywall. Open CSP Header Generator and use it — no signup, login, or paywall.
How is this different from upload-based tools?
Tools run locally in your browser; content is not sent to our servers for processing — suited to private text and drafts.
Are there limits?
Limited by device memory and the browser; very large inputs may slow the page. There is no account quota.