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X-Content-Type-Options

Definition

X-Content-Type-Options is a HTTP header that prevents browsers from MIME-sniffing a response away from the declared content-type. This helps prevent attacks where browsers might interpret files as a different content-type than what was intended. The header should be set to 'nosniff' to enforce strict MIME type checking.

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X-XSS-Protection See definition
Definition

What is X-Content-Type-Options?

X-Content-Type-Options is a HTTP header that prevents browsers from MIME-sniffing a response away from the declared content-type. This helps prevent attacks where browsers might interpret files as a different content-type than what was intended. The header should be set to 'nosniff' to enforce strict MIME type checking.

Definition

How does X-Content-Type-Options relate to client-side security?

X-Content-Type-Options is an important concept in client-side security that helps protect websites and web applications from various threats and vulnerabilities. X-Content-Type-Options is a HTTP header that prevents browsers from MIME-sniffing a response away from the declared content-type. This helps prevent attacks where browsers might interpret files as a different content-type than what was intended. The header should be set to 'nosniff' to enforce strict MIME type checking.

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