- The Microsoft Office file is not opened or downloaded.
- You do not receive a Basic authentication password request when you try to open or download the file.
- You do not receive an error message when you try to open the file. The associated Office for Mac 2011 application starts. However, the selected file does not open.
To work around this problem, let Office for Mac 2011 applications connect to a Web server by using Basic authentication over a non-SSL connection.
Because user credentials are not encrypted for network transmission and are sent over the network in plain text, we do not recommend that you use Basic authentication over an unsecured HTTP connection. For more information, see the More Information" section. If you want to use Basic authentication, we recommend that you always enable SSL encryption on the server.
On the client computer, add the basicauthlevel registry key and the appropriate valueImportant This section, method, or task contains steps that tell you how to change the registry. However, serious problems might occur if you change the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you change it. Then, you can restore the registry if a problem occurs.
- On the Go menu, click Utilities.
- Start Terminal.
- At the Terminal prompt, paste the following command, and then press ENTER:defaults -currentHost write MicrosoftRegistrationDB hkey_current_user\\hkey_local_machine\\software\\microsoft\\office\\14.0\\common\\internet\\basicauthlevel -int [Authentication]The placeholder [Authentication] is one of the following values:
- 0 - Basic authentication disabled
- 1 - Basic authentication enabled for SSL connections only
- 2 - Basic authentication enabled for SSL and for non-SSL connections