SharePoint 2007 is full of configuration settings, more than this book can cover. You have now seen most of them described in detail, but there are some more that are valuable to understand.
This is a separate Microsoft application, also known as Rights Management Server (RMS). Its purpose is to enable users to define the permissions for an MS Office document or an Outlook e-mail in much greater detail than is normally possible. This requires that the RMS server be installed and configured in your network, but not necessarily on the SharePoint server. However, the SharePoint administrator must install the RMS client on the MOSS server in order to activate the IRM features in SharePoint.
Download this RMS client with Service Pack 2 from www.microsoft.com.
When the RMS client is installed, you must configure SharePoint to enable the Information Rights Management feature, as illustrated in the following Try It Out.
Try It Out: Configure IRM
When this is done, you can configure document libraries to enable IRM permissions, such as Prohibit Save, and Prohibit Printing of Office documents. These permission settings will still be valid ...