That's just a gap filler till they get things sorted. They reported that they were changing their cert signing as of Nov.1. Wish we knew awhile ago. : -)Thanks Furrybeagle, but I think that I will wait for Hushmail to fix the problem, I see they have a Twitter feed and the problem is reported there:-
https://twitter.com/hushmail/status/794935853193646080?p=v
Screenshots of the certificate, it is odd that it is only valid for 5 days:-
View attachment 670553
View attachment 670554
https://support.opendns.com/hc/en-us/articles/227987007-Block-Page-Errors-Installing-the-Root-CAs