HTTPHeaderCheck

HTTPHeaderCheck checks the HTTP security headers of a website and verifies it against OWASP recommendations. It checks for the presence of important headers such as HSTS (HTTP Strict Transport Security) and CSP (Content Security Policy). The tool also validates additional security headers like X-Frame-Options and X-XSS-Protection.

Result

URL

Executed

Strict-Transport-Security (HSTS)

The Strict Transport Security Header (HSTS) protects the website against protocol downgrade attacks. This header informs the client to only use secure HTTPS connections.
X-Frame-Options

The X-Frame-Options protects web applications against clickjacking attacks. It instructs the browser if the content can be displayed within frames.
X-Content-Type-Options

The X-Content-Type-Options header will prevent browsers from interpreting files as a different MIME type as specified in the Content-Type header.
Content-Security-Policy

The Content-Security-Policy (CSP) is a toolset to improve the security of websites.
X-Permitted-Cross-Domain-Policies

The X-Permitted-Cross-Domain-Policies header provides a way to configure a XML policy file which defines permission to handle data access across domains.
Referrer-Policy

The Referrer-Policy header defines which referrer information should be included in the Referer request header.
Cross-Origin-Resource-Policy

The Cross-Origin-Resource-Policy (CORP) header let the resource owner define if other sides are allowed to access resources.
Cross-Origin-Embedder-Policy

The Cross-Origin-Embedder-Policy (COEP) header let the loader of resources define if resources from other sides are allowed.
Cross-Origin-Opener-Policy

The Cross-Origin-Opener-Policy (COOP) header allows to define if a top-level document is allowed to be loaded in another browsing context.
Cache-Control

The Cache-Control header instructs the browser how to handle caching of requests and responses. This header could be used to ensure no sensitive data is cached on the client.
Feature-Policy

This header is deprecated.
Expect-CT

This header is deprecated.
Public-Key-Pins

This header is deprecated.
X-XSS-Protection

This header is deprecated.
Pragma

This header is deprecated.
Legend
Recommended setting
Acceptable configuration
Header ignored
Header not found
Investigation recommended
Header is deprecated
Warning
Syntax error
Insecure configuration

On binsec.tools you will find free online tools for pentesting, which are also used within the binsec group conducting real penetration tests. The free pentest tools are primarily used to collect information and enrich these with other data. The pentest tools of binsec.tools do not carry out active attacks against target systems themselves.

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Company

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© 2025 All rights reserved by binsec systems GmbH.