[KongchangAI]
Expired85% confidenceFactTime unknown

Simon Willison's experiment adopts a two-layer architecture consisting of a parent window and a sandboxed iframe, with the sandboxed iframe's default CSP policy set to default-src 'none'.

1
Sources
85%
Confidence
Medium-term (~90 days)
Relevance
6/1/2026
First Seen

This claim has expired. It is kept for the record and no longer describes the current state.

Valid until: 8/30/2026(expired)

Sources

CSP Allow-list Experiment: A New Approach to Dynamic Domain Authorization via Sandboxed iframes
rss

Related Entities

Simon WillisonpersonCSP Allow-list Experimentproduct

Related Claims

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