Security & Privacy Tools • Free Online Tool

CSP Header Generator

Create secure Content Security Policy (CSP) headers for your website.

Free to Use No Sign-Up Browser-Based
Online Tool

CSP Header Generator

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Instructs browsers to treat all of a site's insecure URLs (those over HTTP) as though they have been replaced with secure URLs (those over HTTPS).

Prevents loading any assets using HTTP when the page is loaded over HTTPS.

Generated CSP Header

Add this to your Content-Security-Policy HTTP response header or a <meta> tag.

The Content Security Policy (CSP) Header Generator is a professional security tool designed to help web developers create robust, secure HTTP headers that prevent Cross-Site Scripting (XSS) and other code injection attacks. By defining which dynamic resources are allowed to load, you can significantly harden your website's security posture. Use this interactive tool to configure policies for scripts, styles, images, and frames, and generate the exact code needed for your server configuration.
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