Browser & Web Performance · Senior · Question 57 of 75

What does CHIPS (`Partitioned` cookies) change for an embedded widget?

Set-Cookie: __Host-widget=1; Secure; Path=/; SameSite=None; Partitioned

1The cookie is stored only in memory
✓Correct answer: The widget gets a separate cookie jar per top-level site, so it works without enabling cross-site tracking
3The cookie becomes readable by the embedding page

Explanation

A chat widget embedded on a.com and b.com keeps state on each, but the two states can't be joined.

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