Near as I can tell, this is all very good news. More things should take advantage of secure enclaves, and this open standard protects against one of the hardest current defense surfaces.

https://security.googleblog.com/2026/04/protecting-cookies-with-device-bound.html

Protecting Cookies with Device Bound Session Credentials

Posted by Ben Ackerman, Chrome team, Daniel Rubery, Chrome team and Guillaume Ehinger, Google Account Security team Following our April ...

Google Online Security Blog
@mttaggart this is great. I remember the beta being announced and am glad it's moved forward. I know of some pain points that exist because of fears around cookie theft, and am hoping this can be used to alleviate some of that