Mac OS X Security:
Mac and Linux users aren't used to turning on the news and hearing about security threats that affect us. The Linux stuff doesn't get reported because Linux is too geeky, and the Mac threats have been generally absent because there haven't been many.

Well, two Mac issues popped up last week and caused a bit of excitement. The second of the two was really bogus, and probably never would have had any legs at all if the other one hadn't happened. From http://www.f-secure.com/weblog/:

Inqtana.A has not been met in the wild and it uses Bluetooth library
that is locked into specific Bluetooth address and the library
expires on 24. February 2006. So it is quite unlikely that Inqtana.