abort-on-iframe-property-read

abort-on-iframe-property-read

The abort-on-iframe-property-read snippet patches a list of properties on the iframe's window object that aborts execution when the property is read.

You can use this snippet to prevent CV providers from using iframe native functions.

Parameters

Name	Description	Mandatory
properties	The list with the targeted properties to abort.	Yes

Filter examples

Filter	Result
`abort-on-iframe-property-read atob`	The code that reads/calls the `atob` function inside an iframe throws an exception.
`abort-on-iframe-property-read atob btoa`	The code that reads/calls the `atob` or `btoa` function inside an iframe throws an exception.
`abort-on-iframe-property-read adHandler.cmd.push`	The code that reads/calls the `push` function throws an exception.
`abort-on-iframe-property-read Element.prototype.attachShadow`	The code that reads/calls the `attachShadow` property throws an exception.

Debugging

Message	When	Definition
`no property to abort on read`	Beginning of execution	No `property` parameter was passed.
`<property> access aborted`	Each time property is set	The error is about to be thrown.
`aborting on <property> access`	Before attaching to property	Snippet is taking over the property getter/setter.