contentsecurity
Content security refers to mechanisms that control which content a web page or application is allowed to load and execute, with the aim of reducing the risk of content-based attacks such as cross-site scripting (XSS). The most widely used technology in this area is the Content Security Policy (CSP), a standard that lets developers specify whitelists of permitted sources for resources and actions.
A CSP is delivered to the user’s browser either via an HTTP header named Content-Security-Policy or, in
Implementation commonly involves setting the policy in server responses; in some cases, a meta tag may be
Benefits include strong protection against XSS and mixed-content risks, but CSP is not a substitute for secure