Regarding Chromium, Site isolation has been enabled by default since last year in Chrome 67. https://www.chromium.org/developers/design-documents/site-isolatio

Regarding Chromium, Site isolation has been enabled by default since last year in Chrome 67. https://www.chromium.org/developers/design-documents/site-isolation https://www.chromium.org/developers/design-documents/site-is... https://www.chromium.org/Home/chromium-security/ssca https://www.chromium.org/Home/chromium-security/ssca https://security.googleblog.com/2018/07/mitigating-spectre-with-site-isolation.html https://security.googleblog.com/2018/07/mitigating-spectre-w... https://www.chromium.org/Home/chromium-security/site-isolation https://www.chromium.org/Home/chromium-security/site-isolati...