Since Firefox 41 [1] Safe Browsing traffic all uses https, so it should not be vulnerable to passive collection techniques like XKeyScore. [1] https://bugzilla

Since Firefox 41 [1] Safe Browsing traffic all uses https, so it should not be vulnerable to passive collection techniques like XKeyScore. [1] https://bugzilla.mozilla.org/show_bug.cgi?id=1109475 https://bugzilla.mozilla.org/show_bug.cgi?id=1109475