Have you ever performed a ‘repair permissions’ on your hard drive. Ever gotten a message [Warning: SUID file...] or [Permissions differ...]? After a trip to the Mac store and some research I discovered these messages are ‘ok’. Well, according to Apple. Here’s a list of some of the ‘ok’ ones. “http://support.apple.com/kb/TS1448″

After updating your system be sure and check “Sharing” Preferences to make sure your Firewall is ON. The default is OFF and it seems to revert to this setting on my computer after installation.