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 472 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 472 is 20111011.030 and its description was last modified on October 11, 2011 6:10:08 PM PDT.

Security Update 472 adds coverage for the following vulnerabilities and threats:

• System Infected: Trojan Lurid Activity:
  This signature detects Trojan Lurid's Activity on the infected computer.
  
  
• Malicious Site: Trojan.Gen:
  This signature detects file downloads related to Trojan.Gen.
  
  

Security Update 472 provides updated coverage for the following vulnerabilities and threats:

• Web Attack: Malicious Toolkit Website 5:
  This signature detect attempts to download exploits from a malicious toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Blackhole Exploit Kit Website 8:
  This signature detects attempts to download exploits from Blackhole toolkit that may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Mass Iframe Injection Attack 2:
  It is an attack where an iframe which points to a malicious site is injected in large number of clean websites.
  
  
• Web Attack: Facebook LikeJacking 13:
  This signature will detect malicious web pages which are used for facebook likejacking attacks.
  
  
• Web Attack: Blackhole Exploit Kit Website 10:
  This signature detects attempts to download exploits from Blackhole toolkit that may compromise a computer through various vendor vulnerabilities.