Microsoft Office 2010 - Improved Security Features

While I actively use several versions of Office, the latest release offers improved security.  For example, when you open Word or Excel documents from external sources, you are often presented with a protected view which can keep any embedded malware from starting until you enable the document for use.   

Microsoft Office 2010 - Improved Security Features
http://www.microsoft.com/security/products/office2010.aspx

1. Message Bar alerts for potential content threats
2. Protected View allows viewing of potentially dangerous documents
3. File Block prevents files created from older versions of Office from being opened automatically
4. Data Execution Prevention (DEP) stops the execution of add-in code that does not meet safety standards
5. Trust Center - allows security and privacy tailoring