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Question: Which HTTP header instructs the browser to block mixed content (HTTP content on an HTTPS page)?

Answer:

The "Content-Security-Policy" (CSP) HTTP header can be used to instruct the browser to block mixed content, enhancing security for HTTPS pages.

MCQ: Which HTTP header instructs the browser to block mixed content (HTTP content on an HTTPS page)?

Correct Answer: A. Access-Control-Allow-Origin

Explanation:

The "Content-Security-Policy" (CSP) HTTP header can be used to instruct the browser to block mixed content, enhancing security for HTTPS pages.

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