the same procedureseemedto be successful. However, today on the day the previous certificate expired, we received the following error when logging into the Outlook
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" ...Show More 29-03-2018 19-37-45.jpg43 KB office 365 Reply View Full Discussion...
Before you change the Autodiscover DNS records, you should understand how the Outlook client tries to locate the Autodiscover service. The Outlook client tries to locate the Autodiscover service by us...
Outlook 2007 security warning: " The name of the security certificate is invalid or does not match the name of the site" Article id 940726 Exchange Server forums > Exchange S...
There is a problem with the proxy server's security certificate, %s. Outlook is unable to connect with this server. (Error Code 0) Error Message Type 2 There is a problem with the proxy server's security certificate, %s. The security certificate is not from a trusted certifying authority....
Outlook for Windows Troubleshooting Authentication Calendaring Connectivity "There is a problem with the proxy server's security certificate" error Can't sign in or activate Microsoft 365 applications Connection fails when certificate is required
Step 2 Choose the Directory Security tab. Step 3 Choose Server Certificate. Step 4 Click Next when the Web Server Certificate wizard displays. Step 5 Complete the Server Certificate wizard: In the Server Certificate window, ch...
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Exchange / Outlook - Security Alert - The security certificate was issued by a company you have no chosen to trust, there is a problem with the sites security certificate
Every time I start Outlook I get the message, "The server you are connected to is using a security certificate that cannot be verified. The target principal name is incorrect." The dialog has buttons to 'View Certificate', "Do you want to continue using this server? 'Yes' / 'No'. I...