Searching for X Content Security Policy Browser Support information? Find all needed info by using official links provided below.
https://content-security-policy.com/
20 rows · Note: It is known that having both Content-Security-Policy and X-Content-Security-Policy or X-Webkit-CSP causes unexpected behaviours on certain versions of browsers. Please avoid using deprecated X-* headers.
https://developer.mozilla.org/en-US/docs/Web/HTTP/CSP
Content Security Policy (CSP) is an added layer of security that helps to detect and mitigate certain types of attacks, including Cross Site Scripting (XSS) and data injection attacks. These attacks are used for everything from data theft to site defacement to distribution of malware.
https://owasp.org/www-community/attacks/Content_Security_Policy
Content-Security-Policy: Defined by W3C Specs as standard header, used by Chrome version 25 and later, Firefox version 23 and later, Opera version 19 and later. X-Content-Security-Policy : Used by Firefox until version 23, and Internet Explorer version 10 (which partially implements Content Security Policy).
https://blog.codeship.com/how-to-get-started-with-a-content-security-policy/
That means, if you want to use it, you should only use the Content-Security-Policy header, not the deprecated X-Content-Security-Policy header. Also, never send both of them — that can confuse some browsers. The header is backward compatible; very old browsers just won’t have the extra protection.
https://github.com/spring-projects/spring-security/issues/3770
Mar 24, 2016 · Note: It is known that having both Content-Security-Policy and X-Content-Security-Policy or X-Webkit-CSP causes unexpected behaviours on certain versions of browsers. Please avoid using deprecated X-* headers. I have discussed these findings with @rwinch and we don’t think adding support for X-Content-Security-Policy is appropriate for the ...
https://stackoverflow.com/questions/42937146/content-security-policy-does-not-work-in-internet-explorer-11
In my asp.net core application for each response i'm adding content security policy header. I understand that for IE, the header name is X-Content-Security-Policy and for other browsers like chrome its Content-Security-Policy. The header value looks something like below where nonce is different for each response.
https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy/frame-ancestors
The HTTP Content-Security-Policy (CSP) frame-ancestors directive specifies valid parents that may embed a page using frame, iframe, object, embed, or applet.
https://content-security-policy.com/browser-test/
Content Security Policy Browser Test Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/534+ (KHTML, like Gecko) BingPreview/1.0b JavaScript CSP Browser Test CSP Level 1
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