The name on the security certificate is invalid or does not match the name of the target site webmail.domain.com. Outlook is unable to connect to the proxy Server ...

Certificates confirm not only that the server is presenting the website you wanted to visit, but also that a certificate authority has confirmed that the company or organization behind the site is ...

When trying to connect to WiFi, if you receive a Wi-Fi certificate error message — Can’t connect because you need a certificate to sign in to WiFi, then this post ...

Solutions to an Android email and untrusted server certificate problem Your email has been sent Microsoft's frequent changes may cause issues with the email you receive on your Android phone. Jack ...

If you see the Apple ID Server problem on your iPhone or iPad, you should plug into iTunes and install the update that way. Here’s a guide on how to install iOS updates using iTunes.

You might see an error when connecting to the Apple ID server, which lets you access Apple's various online services. These are essential steps for many online ...