Security Updates give the most recent protection content for NIS product, which protect networked critical systems and remote and mobile users from unwanted network intrusions and hackers, as well as from viruses, Trojans, and worms.

To download and install the Security Update 438 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 438 is 20110819.030 and its description was last modified on August 19, 2011 6:56:31 PM PDT.

Security Update 438 adds coverage for the following vulnerabilities and threats:

• Fake App Attack: Fake AV Website 24:
  A Web based attack relating to misleading applications has been blocked. No further action is required, but you may wish to update your virus definitions and run a full system scan as a precautionary measure.
  
  

Security Update 438 provides updated coverage for the following vulnerabilities and threats:

• Web Attack: Malicious ToolKit Iframe Injection 4:
  This signature detects a mass injection attack which may redirect to a malicious website that can compromise the target computer.