Internet security warning security certificate

Your help appreciated, Jane. Jane Redels Thank you for responding, Ranjani. I've followed through with your suggestions and still find the pop ups when I open Outlook. Priyanga Sekar Sitel We appreciate your efforts, Jane. If you could provide us with the screenshot of the pop-ups, we will check and asssit further. Keep us informed about the status. You need to sign in to do that. This is a common problem when the administrator uses self-published certificates.

For example, in the dialog in this screenshot, the server certificate was issued to pop. Since GoDaddy lets you use either server name, you can eliminate the error message if you use the secureserver. To get your mail server's IP address:. If your host does not have a server name you can use to eliminate the error, John Roper-Lindsay uses these steps: You can get around the "Target Principal Name is incorrect" by following the steps below:.

What does this do? Basically your mail server name needs to match the name on the certificate or Outlook will complain. The above process changes the mail server name to the name on the certificate and the hosts file will ensure that mail traffic to this server name will be correctly directed to your mail server.

NOTE:- If the certificate name is wildcarded, i. NOTE:- you won't need to trust the certificate anywhere, as long as your mail provider is using a valid Certificate Authority to issue the certificate, which they certainly should be.

NOTE: This assumes the incoming and outgoing mail servers are the same. If they're not you may have to fiddle around with 2 server names. She also created video training CDs and online training classes for Microsoft Outlook.

You can get around the "Target Principal Name is incorrect" by following the steps below:- 1 Open a cmd prompt and ping your incoming mail server to get the IP address - e. The entry you create in the hosts file should look something like this.

NOTE: - Before editing the hosts file, you could test a ping to elephant. I just setup IMAP for a new domain so this topic is suddenly relevant to me and my trusty Outlook I don't understand the need to add a hosts entry.

If the name of the server connection is changed to match the certificate, nothing else should be required. Undoubtedly the mail server is accessible via DNS already. Having setup a new domain I wanted my email headers "branded" with mail. For this small site I'm using my shared-host's email server. Given that this is as-yet a new and small site, and such branding within email headers is not much more than a geeky attempt to hide the embarrassment of using a cheap shared host, I decided simplicity was much more important than vanity, and simply changed the connection host to clusterX.

Sometimes the easiest and most obvious solution is the best. Now, if I'm missing something, and creating a hosts entry does allow my headers to have mail. The cheap server name is going to be in the header, you can't avoid it - at the very least it will show mail. If you can change it in outlook, that works, but if your host doesn't have a general smtp address you would need to use the hosts file. This certificate popup can also keep appearing when the mail server matches that on the certificate, but the port number is wrong.

I've encountered one provider publishing port , which when used caused this issue until it was changed to I don't get it. July 26, How do I get rid of all of these security warnings? Eve Blakemore. We can ensure this page stays updated with the most relevant information on detecting threats to your PC. Donald asks: How do I eliminate the security warnings that pop up every time I open a new page?

On the menu bar, click Tools , and then click Internet options. Click the Security tab. Adjust the security level by moving the slider up or down.