This article isn’t designed to trigger a “mine’s better than yours” war, nor to convince you to change your current antiviral software.
I have BitDefender Internet Security 2013, so… I can tell you I haven’t had any problems with the software, and none related to SD software, specifically.
It’s more in the direction of this is here if you need it, and for folks with older machines without the ‘liquidity’ to get another soon. It has very little effect on your system resources.
Features:
New in this latest update is that after installation, updating isn’t a problem, and the scan done on installation counts as your most recent scan.
There are no configuration options, and no advertising ‘nag screens’.
So if you’re interested, it’s here: http://www.bitdefender.com/solutions/free.html