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'allow-presentation' sandboxing flag

Category

Multimedia

Type

New or changed feature

Status

Enabled by default (Chrome 53)

Intent stage

None

Summary

This is a new flag for `<iframe sandbox="...">` which will allow embedders to have control over whether an iframe can start a presentation session.

Standards & signals

• Specification: https://w3c.github.io/presentation-api/#sandboxing-and-the-allow-presentation-keyword
• Firefox: Positive
• Safari: No signal
• Web developers: No signals
• Tracking bug: https://crbug.com/582574

View on chromestatus.com