Recently, Apple has released a Security Update of Mac OS X called Anti-Malware Mac OS X Security Update to remove MacDefender Malware Threat from Mac OS X. In this update, by default Automatically Update Safe Downloads List option is enabled. Even though it is not recommended to disable this option, if you don’t want to download the malware definition lists automatically, you can disable this option. Some general reasons for diasabling this option may be testing the effects of malware on crash box or limited connectivity of internet. The steps to Disable Automatic Downloading of Mac Malware Definition Lists in Mac OS X are as follows:
How to Disable Automatic Downloading of Malware Definition List in Mac OS X :
Step 1 : Initially, launch the System Preferences on your Mac OS X.
Step 2 : Now, click on the Security Panel and deselect the checkbox next to Automatically Update Safe Downloads List under the General tab.
This is it and you have disabled the Automatic Download of Malware Definitions List on Mac OS X successfully