Latest office 2010 updates – ‘office file validator’ safe?

BELOW are the details of the update…
Is this safe for cracked install?
Is the validation referring to software install or just office files you’d load using the application (like validating word doc or something?)
THANKS Guys, don’t want M$ to get the jump on me or something!!!
Update for Office File Validation 2010 (KB2553065), 64-bit Edition
Microsoft has released an update for Microsoft Office File Validation 2010, 64-bit Edition. This update provides the latest fixes to Microsoft Office File Validation 2010, 64-bit Edition. Additionally, this update contains stability and performance improvements.
More information:
http://support.microsoft.com/kb/2553065
~lionden~
Answer #1
Still works fine for me as I just update this morning.
Answer #2
Vicki
Answer #3
Yes it is.MS had some time ago stopped the OGA (if you’re thinking of that);and this is only a security update for the software.