Security Updates give the most recent protection content for Norton Internet Security, 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 497 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 497 is 20111118.030 and its description was last modified on November 18, 2011 4:25:35 PM PST.

Security Update 497 adds coverage for the following vulnerabilities and threats:

• Web Attack: Phoenix Toolkit Website 4:
  Phoenix is an attack toolkit that allows the remote attacker to perform various malicious actions on the compromised computer.
  
  

Security Update 497 provides updated coverage for the following vulnerabilities and threats:

• Web Attack: Malicious Toolkit Request:
  This signature detect attempts to download exploits from a malicious toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Malicious Executable Download:
  Scripts may be downloaded by a browser but be specified as an image, thus evading some types of monitoring software.
  
  
• Web Attack: Malicious Toolkit Website 10:
  This signature detect attempts to download exploits from a malicious toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• Malicious Site: Gamevance!gen1:
  This signature detects downloads related to GameVance which may display advertisements.
  
  
• Web Attack: Facebook LikeJacking Attack 22:
  This signature will detect malicious web pages which are used for facebook likejacking attacks.
  
  
• Fake App Attack: Fake AV Redirect 28:
  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.