SecurityPolicyViolationEvent: referrer property
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since October 2018.
Note: This feature is available in Web Workers.
The referrer read-only property of the SecurityPolicyViolationEvent interface is a string representing the referrer for the resources whose Content Security Policy (CSP) was violated.
This will be a URL or null.
Value
A string representing the URL for the referrer of the resources whose policy was violated, or null.
Examples
js
document.addEventListener("securitypolicyviolation", (e) => {
console.log(e.referrer);
});
Specifications
| Specification |
|---|
| Content Security Policy Level 3 # dom-securitypolicyviolationevent-referrer |
Browser compatibility
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