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 431 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 431 is 20110810.030 and its description was last modified on August 10, 2011 5:32:48 PM PDT.

Security Update 431 provides updated coverage for the following vulnerabilities and threats:

• Fake App Attack: Fake Codec Website:
  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.
  
  
• Fake App Attack: Fake AV Warez File Download:
  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.
  
  
• Web Attack: Facebook LikeJacking Attack 4:
  This signature will detect malicious web pages which are used for facebook likejacking attacks.
  
  

Security Update 431 removes coverage for the following vulnerabilities and threats:

• HTTP EDraw Office Viewer FtpDownloadFile ActiveX BO:
  This signature detects attempt to exploit a buffer overflow vulnerability by passing long arguments into a method ofEDraw Office Viewer Component ActiveX control