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 433 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 433 is 20110812.030 and its description was last modified on August 12, 2011 3:03:14 PM PDT.

Security Update 433 adds 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.
  
  

Security Update 433 provides updated coverage for the following vulnerabilities and threats:

• Web Attack: Malicious Toolkit Variant Activity 20:
  This signature detect attempts to download exploits from a malicious toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• 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.
  
  
• Web Attack: Facebook LikeJacking Attack 4:
  This signature will detect malicious web pages which are used for facebook likejacking attacks.