Cisco Jabber for Mac features a new security
enhancement that provides users with a warning dialog in the event that a certificate cannot be validated (due
to self-signage, incorrect name or date, or other reasons). As long
as the certificate is valid and trusted, the dialog will not
Cisco provides users with the opportunity to
"Continue" connecting from the warning dialogs when Cisco Jabber for Mac
is deployed into networks with self-signed certificates. Users also
have the option to mark the self-signed certificate as "Always
Trust," which places the certificate in the user's Keychain and
eliminates the warning dialog on subsequent launches.
Users may become frustrated when presented with
several warning dialogs when first launching the product, since
Cisco Jabber for Mac connects to many servers. In order to resolve this issue and
improve the user experience, Cisco recommends that
administrators acquire proper certificates that are issued
from a trusted Certificate Authority. When Cisco Jabber for Mac is
presented with a valid certificate, it will connect normally
without prompting the user (unless the user has chosen the option
to see certificates before Cisco Jabber for Mac connects).
Alternatively, you can provide self-signed
certificates that the user can install on his or her local machine.
The user will not encounter the dialog box if the certificates are
already in place when Cisco Jabber for Mac launches.
Perform the following steps to deploy
self-signed certificates to users: