Unable to establish a secure connection warning continues for some users

Some Entourage users are continuing to see the following warning error after updating to 12.1.3.

Unable to establish a secure connection to xxxxx.com because the server name or IP address does not match the name of IP address on the server’s certificate. If you continue, the information you view and send will be encrypted, but will not be secure.

See Amir’s blog post SSL Warning Issue in Entourage 2008 for help and more details on . . .

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Leopard update breaks Entourage support for Exchange SSL root certificates

Apple released Mac OS X 10.5 (Leopard) a week ago and for the most part Entourage 2004 is “very compatible” according to There’s a new cat in town on Microsoft’s Mac Mojo blog. However, they also acknowledge that they discovered some code in their Leopard testing and will be releasing an update “shortly”.

Most of the Entourage trouble reports that I’ve read in the Apple and Microsoft online forums are anecdotal but one Exchange bug . . .

Continue Reading: Leopard update breaks Entourage support for Exchange SSL root certificates