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Starred by 11 users

Issue metadata

Status: Duplicate
Merged: issue 336894
Closed: Feb 2018
EstimatedDays: ----
NextAction: ----
OS: All
Pri: 2
Type: Task

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Issue 555117: Suborigins namespace mechanism

Reported by, Nov 12 2015 Project Member

Issue description

Change description:
Provides a mechanism for a server to specify a new origin for a page to run in that is named and contained within the same physical (scheme/host/port) origin.

Changes to API surface:
* Suborgin header to specify a page's entry into a suborigin
* Access-Control-Allow-Suborigin response header
* New event.suborigin field

Public standards discussion:
Editor's draft of spec:

Support in other browsers:
Internet Explorer: no signals
Firefox: no signals
Safari: no signals

Comment 1 by, Nov 12 2015

Note that  issue 336894  has been tracking actual development of the feature.

Comment 2 by, Dec 8 2015

Comment 3 by, Dec 8 2015

Thanks for the support! Make sure to follow along on public-webappsec mailing list (, too.

Also, as an update to this thread, the Editor's Draft is now here:

Comment 5 by, Apr 7 2017


Comment 6 by, Sep 12 2017

Labels: migrated-launch-owp Type-Task
This issue has been automatically relabelled type=task because type=launch-owp issues are now officially deprecated. The deprecation is because they were creating confusion about how to get launch approvals, which should be instead done via type=launch issues.

We recommend this issue be used for implementation tracking (for public visibility), but if you already have an issue for that, you may mark this as duplicate.

For more details see here:

For any questions, please contact owencm, sshruthi, larforge

Comment 7 by, Nov 10 2017

Labels: Hotlist-EnamelAndFriendsFixIt

Comment 8 by, Feb 2 2018

Mergedinto: 336894
Status: Duplicate (was: Assigned)

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