ContributionsMost RecentMost LikesSolutionsRe: "A required certificate is not within its validity period" - eight or more users can't connectMy NY Manhattan users report that are able to log-in as usual (two such users have reported in).Re: "A required certificate is not within its validity period" - eight or more users can't connect Not an expert, but if their SSL certificate(s) expired then then have to renew the certificates and then upload the certificates to their servers, which could take time to renew and then upload. Then the certificates have to propagate.. Or they could just still be looking for the problem. Re: "A required certificate is not within its validity period" - eight or more users can't connect GoToPC just provided an update, apparently their engineers have identified the problem. Re: "A required certificate is not within its validity period" - eight or more users can't connect Around 8am, our users began to receive theA required certificate is not within its validity period. We are in NYC Manhattan.