Do not set window.opener for links targeting _blank (obsolete)
- Policy ID
- TargetBlankImpliesNoOpener
- Scope
- Computer Configuration, User Configuration
- Supported on
- Microsoft Edge version 88-102, Windows 7 or later
- Source
- Microsoft Edge Policy Templates (version 155.0.4283.45)
- Category
- Microsoft Edge
Description
OBSOLETE: This policy is obsolete and doesn't work after Microsoft Edge 102.
If you enable this policy or leave it unset, the window.opener property is set to null unless the anchor specifies rel="opener".
If you disable this policy, popups that target _blank are permitted to access (via JavaScript) the page that requested to open the popup.
Registry
ComputerHKEY_LOCAL_MACHINE
- TargetBlankImpliesNoOpenerREG_DWORD
UserHKEY_CURRENT_USER
- TargetBlankImpliesNoOpenerREG_DWORD