If you’re using Apple’s VoiceOver, both your phone and your computer will broadcast your assumed disability to the entire internet, unless and until you specifically tell it to stop.
I also discussed this accessibility events feature with my friend who is a screen reader user herself. She said it feels like it’s a first step towards a well-meant digital apartheid.
HTTPS session identifiers can be disabled in Mozilla products manually by setting ‘security.ssl.disablesessionidentifiers’ in about:config.
Clever! By exploiting the redirect pattern that most social networks use for logging in, and assuming that site’s favicon isn’t stored in a CDN, it’s possible to figure out whether someone is logged into that site.