A “distrust” is when a certification authority (CA) that issues HTTPS certificates to websites is removed from a root store because it is no longer trusted to issue certificates. This means certificates issued by that CA will be treated as invalid, likely causing certificate error interstitials in any browser that distrusted the CA. Distrusts can happen for security reasons, compliance reasons, or simply due to a lack of trust in the operators. In the past, the complexity and user impact of dist...