SecurityPolicyViolationEvent: disposition property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2021.

Note: This feature is available in Web Workers.

The disposition read-only property of the SecurityPolicyViolationEvent interface indicates how the violated Content Security Policy (CSP) is configured to be treated by the user agent.

Value

Possible values are:

"enforce"

The policy is enforced and the resource request is blocked.

"report"

The violation is reported but the resource request is not blocked.

Examples

js
document.addEventListener("securitypolicyviolation", (e) => {
  console.log(e.disposition);
});

Specifications

Specification
Content Security Policy Level 3
# dom-securitypolicyviolationevent-disposition

Browser compatibility

desktop mobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
disposition
Chrome – Full support
Chrome 56 (Release date: 2017-01-25)
footnote Full support
Edge – Full support
Edge 79 (Release date: 2020-01-15)
footnote Full support
Firefox – Full support
Firefox 63 (Release date: 2018-10-23)
footnote Full support
Opera – Full support
Opera 43 (Release date: 2017-02-07)
footnote Full support
Safari – Full support
Safari 15 (Release date: 2021-09-20)
footnote Full support
Chrome Android – Full support
Chrome Android 56 (Release date: 2017-02-01)
footnote Full support
Firefox for Android – Full support
Firefox for Android 63 (Release date: 2018-10-23)
footnote Full support
Opera Android – Full support
Opera Android 43 (Release date: 2017-09-27)
footnote Full support
Safari on iOS – Full support
Safari on iOS 15 (Release date: 2021-09-20)
footnote Full support
Samsung Internet – Full support
Samsung Internet 6 (Release date: 2017-08-23)
footnote Full support
WebView Android – Full support
WebView Android 56 (Release date: 2017-02-01)
footnote Full support
WebView on iOS – Full support
WebView on iOS 15 (Release date: 2021-09-20)
footnote Full support

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support

See also