Forum Discussion

Copper Contributor

Mar 29, 2018

The security certificate has expired or is not yet valid

Hi Guys, I am trying to connect my office365 account to my Desktop Outlook 2016 application and i am getting the following message "The security certificate has expired or is not yet valid" ...

office 365

Stavros Mavrommatis

Copper Contributor

Mar 29, 2018

subject

CN = mydomainname.com
OU = PositiveSSL
OU = Hosted by Hostgator.com LLC
OU = Domain Control Validated

NunoAriasSilva

MVP

Mar 29, 2018

Hi Stavros,

Can you test the Autodiscover test to see the problem ?

http://aka.ms/rca