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The W3C states that a compact policy header is optional, but cookies do not seem to work without it. Is a compact policy header required?

April 26, 2017compact cookies header policy W3C

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The W3C states that a compact policy header is optional, but cookies do not seem to work without it. Is a compact policy header required?

1 Answer

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Although compact policies are optional for P3P compliance, they are required by Windows Internet Explorer to determine the Web site’s privacy practices concerning cookies.