#1136: Incubation: FedCM: Support showing third-party iframe origins in the UI

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Opened Aug 13, 2025

Explainer

https://github.com/w3c-fedid/FedCM/issues/449#issuecomment-1515631336

The explainer

Where and by whom is the work is being done?

  • GitHub repo: https://github.com/w3c-fedid/FedCM
  • Primary contacts:
    • Christian Biesinger (@cbiesinger), Google, Engineer
    • Yi Gu (@yi-gy), Google, Engineer
    • Nicolás Peña Moreno (@npm1), Google, Spec editor/engineer
  • Organization/project driving the design: Google
  • This work is being funded by: Google
  • Incubation and standards groups that have discussed the design:
  • Standards group(s) that you expect to discuss and/or adopt this work when it's ready: FedID WG

Feedback so far

  • Multi-stakeholder feedback:
  • Major unresolved issues with or opposition to this design:

Major opposition is Mozilla's opposition in the issue mentioned above. I would appreciate the TAG's view on this issue, especially on https://github.com/w3c-fedid/FedCM/issues/725#issuecomment-3053927241

You should also know that...

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