Article ID: 172395
In Internet Explorer, click Tools, click Internet Options, and then click the Security tab.
In the Select a Web content zone to specify its current security settings box, click Trusted Sites, then click Sites.
In the Add this Web site to the zone box, type *.symantec.com, then click Add.
Click OK twice to accept the changes and return to Internet Explorer.
Close Internet Explorer and/or Outlook, then relaunch.