Block modal dialogs inside a sandboxed iframe.

Folks in Google's anti-malvertising team would like to be able to prevent sandboxed frames from popping up confusing, modal messages to users. This includes things like `alert()`, `confirm()`, and `prompt()` (and `print()` (and maybe authentication dialogs)).

Demo

Documentation

Status in Chromium

Blink


Enabled by default (tracking bug) in:

  • Chrome for desktop release 46
  • Chrome for Android release 46
  • Android WebView release 46

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • No public signals
  • No public signals
  • No public signals
  • Positive

Owner

Last updated on 2017-06-14