Mastodawn

Very exciting! Safari TP 161* has added support for Fetch Metadata request headers! Once support lands in Safari stable, Fetch Metadata will be supported in *all* major browser engines allowing some really interesting defences: https://web.dev/fetch-metadata

*https://webkit.org/blog/13686/release-notes-for-safari-technology-preview-161/

Protect your resources from web attacks with Fetch Metadata

Fetch Metadata is a new web platform feature designed to allow servers to protect themselves from cross-origin attacks.

web.dev