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 430 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 430 is 20110809.030 and its description was last modified on August 9, 2011 5:23:08 PM PDT.

Security Update 430 adds coverage for the following vulnerabilities and threats:

• Web Attack: Malicious ZIP file download:
  This signature detects downloading of malicious exploit files contained inside a ZIP file.
  
  
• Web Attack: Facebook LikeJacking Attack 4:
  More info about Web Attack: Facebook LikeJacking Attack 4 you can find at http://www.symantec.com/business/security_response/attacksignatures/detail.jsp?asid=24425
  
  

Security Update 430 provides updated coverage for the following vulnerabilities and threats:

• Web Attack: Eleonore Toolkit Activity 3:
  This signature detects attempts to download exploits from a Eleonore toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Eleonore Toolkit Website 4:
  This signature detects attempts to download exploits from a Eleonore toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Exploit Kit Variant Activity:
  This signature detect attempts to download exploits from a malicious toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• System Infected: Trojan Kazy Activity:
  This signature detects attempts to download exploits from Blackhole toolkit that may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Blackhole Toolkit Website 7:
  This signature detects attempts to download exploits from Blackhole toolkit that may compromise a computer through various vendor vulnerabilities.
  
  
• System Infected: Shady Trojan Activity:
  This signature detects malicious Backdoor Trojan activity on the compromised computer.
  
  

Security Update 430 removes coverage for the following vulnerabilities and threats:

• Fake App Attack: Misleading Application File Download 3:
  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: Misleading Application File Download 5:
  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 Redirect 23:
  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.